168646225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1249}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 228780000

約数和(自身を除く): 60133775

約数列:

[1, 5, 11, 25, 55, 275, 491, 1249, 2455, 5401, 6245, 12275, 13739, 27005, 31225, 68695, 135025, 343475, 613259, 3066295, 6745849, 15331475, 33729245, 168646225]

約数ペア:

[(1, 168646225), (5, 33729245), (11, 15331475), (25, 6745849), (55, 3066295), (275, 613259), (491, 343475), (1249, 135025), (2455, 68695), (5401, 31225), (6245, 27005), (12275, 13739)]