85192640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20479}}^1$

素因数の和:20509

約数の個数: 56

約数和(自身を含む): 218480640

約数和(自身を除く): 133288000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20479, 40958, 81916, 102395, 163832, 204790, 266227, 327664, 409580, 532454, 655328, 819160, 1064908, 1310656, 1331135, 1638320, 2129816, 2662270, 3276640, 4259632, 5324540, 6553280, 8519264, 10649080, 17038528, 21298160, 42596320, 85192640]

約数ペア:

[(1, 85192640), (2, 42596320), (4, 21298160), (5, 17038528), (8, 10649080), (10, 8519264), (13, 6553280), (16, 5324540), (20, 4259632), (26, 3276640), (32, 2662270), (40, 2129816), (52, 1638320), (64, 1331135), (65, 1310656), (80, 1064908), (104, 819160), (130, 655328), (160, 532454), (208, 409580), (260, 327664), (320, 266227), (416, 204790), (520, 163832), (832, 102395), (1040, 81916), (2080, 40958), (4160, 20479)]