25421690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 48

約数和(自身を含む): 55096200

約数和(自身を除く): 29674510

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 1789, 2030, 2842, 3578, 7105, 8945, 12523, 14210, 17890, 25046, 51881, 62615, 87661, 103762, 125230, 175322, 259405, 363167, 438305, 518810, 726334, 876610, 1815835, 2542169, 3631670, 5084338, 12710845, 25421690]

約数ペア:

[(1, 25421690), (2, 12710845), (5, 5084338), (7, 3631670), (10, 2542169), (14, 1815835), (29, 876610), (35, 726334), (49, 518810), (58, 438305), (70, 363167), (98, 259405), (145, 175322), (203, 125230), (245, 103762), (290, 87661), (406, 62615), (490, 51881), (1015, 25046), (1421, 17890), (1789, 14210), (2030, 12523), (2842, 8945), (3578, 7105)]