256764010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{1531}}^1$

素因数の和:2110

約数の個数: 32

約数和(自身を含む): 478278144

約数和(自身を除く): 221514134

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 541, 1082, 1531, 2705, 3062, 5410, 7655, 15310, 16771, 33542, 47461, 83855, 94922, 167710, 237305, 474610, 828271, 1656542, 4141355, 8282710, 25676401, 51352802, 128382005, 256764010]

約数ペア:

[(1, 256764010), (2, 128382005), (5, 51352802), (10, 25676401), (31, 8282710), (62, 4141355), (155, 1656542), (310, 828271), (541, 474610), (1082, 237305), (1531, 167710), (2705, 94922), (3062, 83855), (5410, 47461), (7655, 33542), (15310, 16771)]