25291201820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40792261}}^1$

素因数の和:40792301

約数の個数: 24

約数和(自身を含む): 54824800128

約数和(自身を除く): 29533598308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 40792261, 81584522, 163169044, 203961305, 407922610, 815845220, 1264560091, 2529120182, 5058240364, 6322800455, 12645600910, 25291201820]

約数ペア:

[(1, 25291201820), (2, 12645600910), (4, 6322800455), (5, 5058240364), (10, 2529120182), (20, 1264560091), (31, 815845220), (62, 407922610), (124, 203961305), (155, 163169044), (310, 81584522), (620, 40792261)]