72364790

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 133056000

約数和(自身を除く): 60691210

約数列:

[1, 2, 5, 10, 79, 139, 158, 278, 395, 659, 695, 790, 1318, 1390, 3295, 6590, 10981, 21962, 52061, 54905, 91601, 104122, 109810, 183202, 260305, 458005, 520610, 916010, 7236479, 14472958, 36182395, 72364790]

約数ペア:

[(1, 72364790), (2, 36182395), (5, 14472958), (10, 7236479), (79, 916010), (139, 520610), (158, 458005), (278, 260305), (395, 183202), (659, 109810), (695, 104122), (790, 91601), (1318, 54905), (1390, 52061), (3295, 21962), (6590, 10981)]