5220400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 60

約数和(自身を含む): 12977344

約数和(自身を除く): 7756944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 421, 496, 620, 775, 842, 1240, 1550, 1684, 2105, 2480, 3100, 3368, 4210, 6200, 6736, 8420, 10525, 12400, 13051, 16840, 21050, 26102, 33680, 42100, 52204, 65255, 84200, 104408, 130510, 168400, 208816, 261020, 326275, 522040, 652550, 1044080, 1305100, 2610200, 5220400]

約数ペア:

[(1, 5220400), (2, 2610200), (4, 1305100), (5, 1044080), (8, 652550), (10, 522040), (16, 326275), (20, 261020), (25, 208816), (31, 168400), (40, 130510), (50, 104408), (62, 84200), (80, 65255), (100, 52204), (124, 42100), (155, 33680), (200, 26102), (248, 21050), (310, 16840), (400, 13051), (421, 12400), (496, 10525), (620, 8420), (775, 6736), (842, 6200), (1240, 4210), (1550, 3368), (1684, 3100), (2105, 2480)]