25805302850

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{409}}^1\times {\mathrm{13009}}^1$

素因数の和:13527

約数の個数: 48

約数和(自身を含む): 48614987400

約数和(自身を除く): 22809684550

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 409, 485, 818, 970, 2045, 2425, 4090, 4850, 10225, 13009, 20450, 26018, 39673, 65045, 79346, 130090, 198365, 325225, 396730, 650450, 991825, 1261873, 1983650, 2523746, 5320681, 6309365, 10641362, 12618730, 26603405, 31546825, 53206810, 63093650, 133017025, 266034050, 516106057, 1032212114, 2580530285, 5161060570, 12902651425, 25805302850]

約数ペア:

[(1, 25805302850), (2, 12902651425), (5, 5161060570), (10, 2580530285), (25, 1032212114), (50, 516106057), (97, 266034050), (194, 133017025), (409, 63093650), (485, 53206810), (818, 31546825), (970, 26603405), (2045, 12618730), (2425, 10641362), (4090, 6309365), (4850, 5320681), (10225, 2523746), (13009, 1983650), (20450, 1261873), (26018, 991825), (39673, 650450), (65045, 396730), (79346, 325225), (130090, 198365)]