25445940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 86365440

約数和(自身を除く): 60919500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 101, 102, 114, 130, 156, 170, 190, 195, 202, 204, 221, 228, 247, 255, 260, 285, 303, 323, 340, 380, 390, 404, 442, 494, 505, 510, 570, 606, 646, 663, 741, 780, 884, 969, 988, 1010, 1020, 1105, 1140, 1212, 1235, 1292, 1313, 1326, 1482, 1515, 1615, 1717, 1919, 1938, 2020, 2210, 2470, 2626, 2652, 2964, 3030, 3230, 3315, 3434, 3705, 3838, 3876, 3939, 4199, 4420, 4845, 4940, 5151, 5252, 5757, 6060, 6460, 6565, 6630, 6868, 7410, 7676, 7878, 8398, 8585, 9595, 9690, 10302, 11514, 12597, 13130, 13260, 14820, 15756, 16796, 17170, 19190, 19380, 19695, 20604, 20995, 22321, 23028, 24947, 25194, 25755, 26260, 28785, 32623, 34340, 38380, 39390, 41990, 44642, 49894, 50388, 51510, 57570, 62985, 65246, 66963, 74841, 78780, 83980, 89284, 97869, 99788, 103020, 111605, 115140, 124735, 125970, 130492, 133926, 149682, 163115, 195738, 223210, 249470, 251940, 267852, 299364, 326230, 334815, 374205, 391476, 424099, 446420, 489345, 498940, 652460, 669630, 748410, 848198, 978690, 1272297, 1339260, 1496820, 1696396, 1957380, 2120495, 2544594, 4240990, 5089188, 6361485, 8481980, 12722970, 25445940]

約数ペア:

[(1, 25445940), (2, 12722970), (3, 8481980), (4, 6361485), (5, 5089188), (6, 4240990), (10, 2544594), (12, 2120495), (13, 1957380), (15, 1696396), (17, 1496820), (19, 1339260), (20, 1272297), (26, 978690), (30, 848198), (34, 748410), (38, 669630), (39, 652460), (51, 498940), (52, 489345), (57, 446420), (60, 424099), (65, 391476), (68, 374205), (76, 334815), (78, 326230), (85, 299364), (95, 267852), (101, 251940), (102, 249470), (114, 223210), (130, 195738), (156, 163115), (170, 149682), (190, 133926), (195, 130492), (202, 125970), (204, 124735), (221, 115140), (228, 111605), (247, 103020), (255, 99788), (260, 97869), (285, 89284), (303, 83980), (323, 78780), (340, 74841), (380, 66963), (390, 65246), (404, 62985), (442, 57570), (494, 51510), (505, 50388), (510, 49894), (570, 44642), (606, 41990), (646, 39390), (663, 38380), (741, 34340), (780, 32623), (884, 28785), (969, 26260), (988, 25755), (1010, 25194), (1020, 24947), (1105, 23028), (1140, 22321), (1212, 20995), (1235, 20604), (1292, 19695), (1313, 19380), (1326, 19190), (1482, 17170), (1515, 16796), (1615, 15756), (1717, 14820), (1919, 13260), (1938, 13130), (2020, 12597), (2210, 11514), (2470, 10302), (2626, 9690), (2652, 9595), (2964, 8585), (3030, 8398), (3230, 7878), (3315, 7676), (3434, 7410), (3705, 6868), (3838, 6630), (3876, 6565), (3939, 6460), (4199, 6060), (4420, 5757), (4845, 5252), (4940, 5151)]