65688764

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{4987}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 119412720

約数和(自身を除く): 53723956

約数列:

[1, 2, 4, 37, 74, 89, 148, 178, 356, 3293, 4987, 6586, 9974, 13172, 19948, 184519, 369038, 443843, 738076, 887686, 1775372, 16422191, 32844382, 65688764]

約数ペア:

[(1, 65688764), (2, 32844382), (4, 16422191), (37, 1775372), (74, 887686), (89, 738076), (148, 443843), (178, 369038), (356, 184519), (3293, 19948), (4987, 13172), (6586, 9974)]