225195160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181609}}^1$

素因数の和:181651

約数の個数: 32

約数和(自身を含む): 523036800

約数和(自身を除く): 297841640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 181609, 363218, 726436, 908045, 1452872, 1816090, 3632180, 5629879, 7264360, 11259758, 22519516, 28149395, 45039032, 56298790, 112597580, 225195160]

約数ペア:

[(1, 225195160), (2, 112597580), (4, 56298790), (5, 45039032), (8, 28149395), (10, 22519516), (20, 11259758), (31, 7264360), (40, 5629879), (62, 3632180), (124, 1816090), (155, 1452872), (248, 908045), (310, 726436), (620, 363218), (1240, 181609)]