164756590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{1087}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 310210560

約数和(自身を除く): 145453970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 659, 1087, 1318, 2174, 3295, 5435, 6590, 10870, 15157, 25001, 30314, 50002, 75785, 125005, 151570, 250010, 716333, 1432666, 3581665, 7163330, 16475659, 32951318, 82378295, 164756590]

約数ペア:

[(1, 164756590), (2, 82378295), (5, 32951318), (10, 16475659), (23, 7163330), (46, 3581665), (115, 1432666), (230, 716333), (659, 250010), (1087, 151570), (1318, 125005), (2174, 75785), (3295, 50002), (5435, 30314), (6590, 25001), (10870, 15157)]