64178504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32479}}^1$

素因数の和:32517

約数の個数: 32

約数和(自身を含む): 136416000

約数和(自身を除く): 72237496

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 32479, 64958, 129916, 259832, 422227, 617101, 844454, 1234202, 1688908, 2468404, 3377816, 4936808, 8022313, 16044626, 32089252, 64178504]

約数ペア:

[(1, 64178504), (2, 32089252), (4, 16044626), (8, 8022313), (13, 4936808), (19, 3377816), (26, 2468404), (38, 1688908), (52, 1234202), (76, 844454), (104, 617101), (152, 422227), (247, 259832), (494, 129916), (988, 64958), (1976, 32479)]