74547104080

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1409741}}^1$

素因数の和:1410415

約数の個数: 40

約数和(自身を含む): 173584351944

約数和(自身を除く): 99037247864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1322, 2644, 3305, 5288, 6610, 10576, 13220, 26440, 52880, 1409741, 2819482, 5638964, 7048705, 11277928, 14097410, 22555856, 28194820, 56389640, 112779280, 931838801, 1863677602, 3727355204, 4659194005, 7454710408, 9318388010, 14909420816, 18636776020, 37273552040, 74547104080]

約数ペア:

[(1, 74547104080), (2, 37273552040), (4, 18636776020), (5, 14909420816), (8, 9318388010), (10, 7454710408), (16, 4659194005), (20, 3727355204), (40, 1863677602), (80, 931838801), (661, 112779280), (1322, 56389640), (2644, 28194820), (3305, 22555856), (5288, 14097410), (6610, 11277928), (10576, 7048705), (13220, 5638964), (26440, 2819482), (52880, 1409741)]