64400752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1151}}^1$

素因数の和:1441

約数の個数: 40

約数和(自身を含む): 134991360

約数和(自身を除く): 70590608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 1151, 2152, 2302, 3497, 4304, 4604, 6994, 9208, 13988, 14963, 18416, 27976, 29926, 55952, 59852, 119704, 239408, 309619, 619238, 1238476, 2476952, 4025047, 4953904, 8050094, 16100188, 32200376, 64400752]

約数ペア:

[(1, 64400752), (2, 32200376), (4, 16100188), (8, 8050094), (13, 4953904), (16, 4025047), (26, 2476952), (52, 1238476), (104, 619238), (208, 309619), (269, 239408), (538, 119704), (1076, 59852), (1151, 55952), (2152, 29926), (2302, 27976), (3497, 18416), (4304, 14963), (4604, 13988), (6994, 9208)]