157427187340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{38923}}^1\times {\mathrm{4703}}^1$

素因数の和:43678

約数の個数: 48

約数和(自身を含む): 338366020608

約数和(自身を除く): 180938833268

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 4703, 9406, 18812, 23515, 38923, 47030, 77846, 94060, 155692, 194615, 202229, 389230, 404458, 778460, 808916, 1011145, 1673689, 2022290, 3347378, 4044580, 6694756, 8368445, 16736890, 33473780, 183054869, 366109738, 732219476, 915274345, 1830548690, 3661097380, 7871359367, 15742718734, 31485437468, 39356796835, 78713593670, 157427187340]

約数ペア:

[(1, 157427187340), (2, 78713593670), (4, 39356796835), (5, 31485437468), (10, 15742718734), (20, 7871359367), (43, 3661097380), (86, 1830548690), (172, 915274345), (215, 732219476), (430, 366109738), (860, 183054869), (4703, 33473780), (9406, 16736890), (18812, 8368445), (23515, 6694756), (38923, 4044580), (47030, 3347378), (77846, 2022290), (94060, 1673689), (155692, 1011145), (194615, 808916), (202229, 778460), (389230, 404458)]