162217960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{57119}}^1$

素因数の和:57201

約数の個数: 32

約数和(自身を含む): 370137600

約数和(自身を除く): 207919640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 57119, 114238, 228476, 285595, 456952, 571190, 1142380, 2284760, 4055449, 8110898, 16221796, 20277245, 32443592, 40554490, 81108980, 162217960]

約数ペア:

[(1, 162217960), (2, 81108980), (4, 40554490), (5, 32443592), (8, 20277245), (10, 16221796), (20, 8110898), (40, 4055449), (71, 2284760), (142, 1142380), (284, 571190), (355, 456952), (568, 285595), (710, 228476), (1420, 114238), (2840, 57119)]