25831680

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 97425216

約数和(自身を除く): 71593536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 961, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1680, 1736, 1792, 1860, 1920, 1922, 1984, 2170, 2240, 2480, 2604, 2688, 2883, 2976, 3255, 3360, 3472, 3720, 3840, 3844, 3968, 4340, 4480, 4805, 4960, 5208, 5376, 5766, 5952, 6510, 6720, 6727, 6944, 7440, 7688, 7936, 8680, 8960, 9610, 9920, 10416, 11532, 11904, 13020, 13440, 13454, 13888, 14415, 14880, 15376, 17360, 19220, 19840, 20181, 20832, 23064, 23808, 26040, 26880, 26908, 27776, 28830, 29760, 30752, 33635, 34720, 38440, 39680, 40362, 41664, 46128, 52080, 53816, 55552, 57660, 59520, 61504, 67270, 69440, 76880, 80724, 83328, 92256, 100905, 104160, 107632, 115320, 119040, 123008, 134540, 138880, 153760, 161448, 166656, 184512, 201810, 208320, 215264, 230640, 246016, 269080, 277760, 307520, 322896, 369024, 403620, 416640, 430528, 461280, 538160, 615040, 645792, 738048, 807240, 833280, 861056, 922560, 1076320, 1230080, 1291584, 1614480, 1722112, 1845120, 2152640, 2583168, 3228960, 3690240, 4305280, 5166336, 6457920, 8610560, 12915840, 25831680]

約数ペア:

[(1, 25831680), (2, 12915840), (3, 8610560), (4, 6457920), (5, 5166336), (6, 4305280), (7, 3690240), (8, 3228960), (10, 2583168), (12, 2152640), (14, 1845120), (15, 1722112), (16, 1614480), (20, 1291584), (21, 1230080), (24, 1076320), (28, 922560), (30, 861056), (31, 833280), (32, 807240), (35, 738048), (40, 645792), (42, 615040), (48, 538160), (56, 461280), (60, 430528), (62, 416640), (64, 403620), (70, 369024), (80, 322896), (84, 307520), (93, 277760), (96, 269080), (105, 246016), (112, 230640), (120, 215264), (124, 208320), (128, 201810), (140, 184512), (155, 166656), (160, 161448), (168, 153760), (186, 138880), (192, 134540), (210, 123008), (217, 119040), (224, 115320), (240, 107632), (248, 104160), (256, 100905), (280, 92256), (310, 83328), (320, 80724), (336, 76880), (372, 69440), (384, 67270), (420, 61504), (434, 59520), (448, 57660), (465, 55552), (480, 53816), (496, 52080), (560, 46128), (620, 41664), (640, 40362), (651, 39680), (672, 38440), (744, 34720), (768, 33635), (840, 30752), (868, 29760), (896, 28830), (930, 27776), (960, 26908), (961, 26880), (992, 26040), (1085, 23808), (1120, 23064), (1240, 20832), (1280, 20181), (1302, 19840), (1344, 19220), (1488, 17360), (1680, 15376), (1736, 14880), (1792, 14415), (1860, 13888), (1920, 13454), (1922, 13440), (1984, 13020), (2170, 11904), (2240, 11532), (2480, 10416), (2604, 9920), (2688, 9610), (2883, 8960), (2976, 8680), (3255, 7936), (3360, 7688), (3472, 7440), (3720, 6944), (3840, 6727), (3844, 6720), (3968, 6510), (4340, 5952), (4480, 5766), (4805, 5376), (4960, 5208)]