25168280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20297}}^1$

素因数の和:20339

約数の個数: 32

約数和(自身を含む): 58458240

約数和(自身を除く): 33289960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20297, 40594, 81188, 101485, 162376, 202970, 405940, 629207, 811880, 1258414, 2516828, 3146035, 5033656, 6292070, 12584140, 25168280]

約数ペア:

[(1, 25168280), (2, 12584140), (4, 6292070), (5, 5033656), (8, 3146035), (10, 2516828), (20, 1258414), (31, 811880), (40, 629207), (62, 405940), (124, 202970), (155, 162376), (248, 101485), (310, 81188), (620, 40594), (1240, 20297)]