74743840

素因数分解:

$2^5\times 5^1\times {\mathrm{569}}^1\times {\mathrm{821}}^1$

素因数の和:1405

約数の個数: 48

約数和(自身を含む): 177108120

約数和(自身を除く): 102364280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 569, 821, 1138, 1642, 2276, 2845, 3284, 4105, 4552, 5690, 6568, 8210, 9104, 11380, 13136, 16420, 18208, 22760, 26272, 32840, 45520, 65680, 91040, 131360, 467149, 934298, 1868596, 2335745, 3737192, 4671490, 7474384, 9342980, 14948768, 18685960, 37371920, 74743840]

約数ペア:

[(1, 74743840), (2, 37371920), (4, 18685960), (5, 14948768), (8, 9342980), (10, 7474384), (16, 4671490), (20, 3737192), (32, 2335745), (40, 1868596), (80, 934298), (160, 467149), (569, 131360), (821, 91040), (1138, 65680), (1642, 45520), (2276, 32840), (2845, 26272), (3284, 22760), (4105, 18208), (4552, 16420), (5690, 13136), (6568, 11380), (8210, 9104)]