318827770

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{569}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 580510800

約数和(自身を除く): 261683030

約数列:

[1, 2, 5, 10, 137, 274, 409, 569, 685, 818, 1138, 1370, 2045, 2845, 4090, 5690, 56033, 77953, 112066, 155906, 232721, 280165, 389765, 465442, 560330, 779530, 1163605, 2327210, 31882777, 63765554, 159413885, 318827770]

約数ペア:

[(1, 318827770), (2, 159413885), (5, 63765554), (10, 31882777), (137, 2327210), (274, 1163605), (409, 779530), (569, 560330), (685, 465442), (818, 389765), (1138, 280165), (1370, 232721), (2045, 155906), (2845, 112066), (4090, 77953), (5690, 56033)]