86280640

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3413}}^1$

素因数の和:3509

約数の個数: 56

約数和(自身を含む): 208117440

約数和(自身を除く): 121836800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 3413, 5056, 6320, 6826, 12640, 13652, 17065, 25280, 27304, 34130, 54608, 68260, 109216, 136520, 218432, 269627, 273040, 539254, 546080, 1078508, 1092160, 1348135, 2157016, 2696270, 4314032, 5392540, 8628064, 10785080, 17256128, 21570160, 43140320, 86280640]

約数ペア:

[(1, 86280640), (2, 43140320), (4, 21570160), (5, 17256128), (8, 10785080), (10, 8628064), (16, 5392540), (20, 4314032), (32, 2696270), (40, 2157016), (64, 1348135), (79, 1092160), (80, 1078508), (158, 546080), (160, 539254), (316, 273040), (320, 269627), (395, 218432), (632, 136520), (790, 109216), (1264, 68260), (1580, 54608), (2528, 34130), (3160, 27304), (3413, 25280), (5056, 17065), (6320, 13652), (6826, 12640)]