157049980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1531}}^1$

素因数の和:1786

約数の個数: 48

約数和(自身を含む): 345913344

約数和(自身を除く): 188863364

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 223, 230, 446, 460, 892, 1115, 1531, 2230, 3062, 4460, 5129, 6124, 7655, 10258, 15310, 20516, 25645, 30620, 35213, 51290, 70426, 102580, 140852, 176065, 341413, 352130, 682826, 704260, 1365652, 1707065, 3414130, 6828260, 7852499, 15704998, 31409996, 39262495, 78524990, 157049980]

約数ペア:

[(1, 157049980), (2, 78524990), (4, 39262495), (5, 31409996), (10, 15704998), (20, 7852499), (23, 6828260), (46, 3414130), (92, 1707065), (115, 1365652), (223, 704260), (230, 682826), (446, 352130), (460, 341413), (892, 176065), (1115, 140852), (1531, 102580), (2230, 70426), (3062, 51290), (4460, 35213), (5129, 30620), (6124, 25645), (7655, 20516), (10258, 15310)]