25697880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 100573200

約数和(自身を除く): 74875320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 19, 20, 24, 26, 30, 34, 36, 38, 39, 40, 45, 51, 52, 57, 60, 65, 68, 72, 76, 78, 85, 90, 95, 102, 104, 114, 117, 120, 130, 136, 152, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 289, 306, 312, 323, 340, 342, 360, 380, 390, 408, 442, 456, 468, 494, 510, 520, 570, 578, 585, 612, 646, 663, 680, 684, 741, 760, 765, 780, 855, 867, 884, 936, 969, 988, 1020, 1105, 1140, 1156, 1170, 1224, 1235, 1292, 1326, 1368, 1445, 1482, 1530, 1560, 1615, 1710, 1734, 1768, 1938, 1976, 1989, 2040, 2210, 2223, 2280, 2312, 2340, 2470, 2584, 2601, 2652, 2890, 2907, 2964, 3060, 3230, 3315, 3420, 3468, 3705, 3757, 3876, 3978, 4199, 4335, 4420, 4446, 4680, 4845, 4940, 5202, 5304, 5491, 5780, 5814, 5928, 6120, 6460, 6630, 6840, 6936, 7410, 7514, 7752, 7956, 8398, 8670, 8840, 8892, 9690, 9880, 9945, 10404, 10982, 11115, 11271, 11560, 11628, 12597, 12920, 13005, 13260, 14535, 14820, 15028, 15912, 16473, 16796, 17340, 17784, 18785, 19380, 19890, 20808, 20995, 21964, 22230, 22542, 23256, 25194, 26010, 26520, 27455, 29070, 29640, 30056, 32946, 33592, 33813, 34680, 37570, 37791, 38760, 39780, 41990, 43928, 44460, 45084, 49419, 50388, 52020, 54910, 56355, 58140, 62985, 65892, 67626, 71383, 75140, 75582, 79560, 82365, 83980, 88920, 90168, 98838, 100776, 104040, 109820, 112710, 116280, 125970, 131784, 135252, 142766, 150280, 151164, 164730, 167960, 169065, 188955, 197676, 214149, 219640, 225420, 247095, 251940, 270504, 285532, 302328, 329460, 338130, 356915, 377910, 395352, 428298, 450840, 494190, 503880, 571064, 642447, 658920, 676260, 713830, 755820, 856596, 988380, 1070745, 1284894, 1352520, 1427660, 1511640, 1713192, 1976760, 2141490, 2569788, 2855320, 3212235, 4282980, 5139576, 6424470, 8565960, 12848940, 25697880]

約数ペア:

[(1, 25697880), (2, 12848940), (3, 8565960), (4, 6424470), (5, 5139576), (6, 4282980), (8, 3212235), (9, 2855320), (10, 2569788), (12, 2141490), (13, 1976760), (15, 1713192), (17, 1511640), (18, 1427660), (19, 1352520), (20, 1284894), (24, 1070745), (26, 988380), (30, 856596), (34, 755820), (36, 713830), (38, 676260), (39, 658920), (40, 642447), (45, 571064), (51, 503880), (52, 494190), (57, 450840), (60, 428298), (65, 395352), (68, 377910), (72, 356915), (76, 338130), (78, 329460), (85, 302328), (90, 285532), (95, 270504), (102, 251940), (104, 247095), (114, 225420), (117, 219640), (120, 214149), (130, 197676), (136, 188955), (152, 169065), (153, 167960), (156, 164730), (170, 151164), (171, 150280), (180, 142766), (190, 135252), (195, 131784), (204, 125970), (221, 116280), (228, 112710), (234, 109820), (247, 104040), (255, 100776), (260, 98838), (285, 90168), (289, 88920), (306, 83980), (312, 82365), (323, 79560), (340, 75582), (342, 75140), (360, 71383), (380, 67626), (390, 65892), (408, 62985), (442, 58140), (456, 56355), (468, 54910), (494, 52020), (510, 50388), (520, 49419), (570, 45084), (578, 44460), (585, 43928), (612, 41990), (646, 39780), (663, 38760), (680, 37791), (684, 37570), (741, 34680), (760, 33813), (765, 33592), (780, 32946), (855, 30056), (867, 29640), (884, 29070), (936, 27455), (969, 26520), (988, 26010), (1020, 25194), (1105, 23256), (1140, 22542), (1156, 22230), (1170, 21964), (1224, 20995), (1235, 20808), (1292, 19890), (1326, 19380), (1368, 18785), (1445, 17784), (1482, 17340), (1530, 16796), (1560, 16473), (1615, 15912), (1710, 15028), (1734, 14820), (1768, 14535), (1938, 13260), (1976, 13005), (1989, 12920), (2040, 12597), (2210, 11628), (2223, 11560), (2280, 11271), (2312, 11115), (2340, 10982), (2470, 10404), (2584, 9945), (2601, 9880), (2652, 9690), (2890, 8892), (2907, 8840), (2964, 8670), (3060, 8398), (3230, 7956), (3315, 7752), (3420, 7514), (3468, 7410), (3705, 6936), (3757, 6840), (3876, 6630), (3978, 6460), (4199, 6120), (4335, 5928), (4420, 5814), (4446, 5780), (4680, 5491), (4845, 5304), (4940, 5202)]