157907210

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 288375120

約数和(自身を除く): 130467910

約数列:

[1, 2, 5, 10, 109, 218, 317, 457, 545, 634, 914, 1090, 1585, 2285, 3170, 4570, 34553, 49813, 69106, 99626, 144869, 172765, 249065, 289738, 345530, 498130, 724345, 1448690, 15790721, 31581442, 78953605, 157907210]

約数ペア:

[(1, 157907210), (2, 78953605), (5, 31581442), (10, 15790721), (109, 1448690), (218, 724345), (317, 498130), (457, 345530), (545, 289738), (634, 249065), (914, 172765), (1090, 144869), (1585, 99626), (2285, 69106), (3170, 49813), (4570, 34553)]