72957470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 134078976

約数和(自身を除く): 61121506

約数列:

[1, 2, 5, 10, 71, 142, 211, 355, 422, 487, 710, 974, 1055, 2110, 2435, 4870, 14981, 29962, 34577, 69154, 74905, 102757, 149810, 172885, 205514, 345770, 513785, 1027570, 7295747, 14591494, 36478735, 72957470]

約数ペア:

[(1, 72957470), (2, 36478735), (5, 14591494), (10, 7295747), (71, 1027570), (142, 513785), (211, 345770), (355, 205514), (422, 172885), (487, 149810), (710, 102757), (974, 74905), (1055, 69154), (2110, 34577), (2435, 29962), (4870, 14981)]