12545800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 29434500

約数和(自身を除く): 16888700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 421, 596, 745, 842, 1192, 1490, 1684, 2105, 2980, 3368, 3725, 4210, 5960, 7450, 8420, 10525, 14900, 16840, 21050, 29800, 42100, 62729, 84200, 125458, 250916, 313645, 501832, 627290, 1254580, 1568225, 2509160, 3136450, 6272900, 12545800]

約数ペア:

[(1, 12545800), (2, 6272900), (4, 3136450), (5, 2509160), (8, 1568225), (10, 1254580), (20, 627290), (25, 501832), (40, 313645), (50, 250916), (100, 125458), (149, 84200), (200, 62729), (298, 42100), (421, 29800), (596, 21050), (745, 16840), (842, 14900), (1192, 10525), (1490, 8420), (1684, 7450), (2105, 5960), (2980, 4210), (3368, 3725)]