168266320

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13397}}^1$

素因数の和:13567

約数の個数: 40

約数和(自身を含む): 393740424

約数和(自身を除く): 225474104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 12560, 13397, 26794, 53588, 66985, 107176, 133970, 214352, 267940, 535880, 1071760, 2103329, 4206658, 8413316, 10516645, 16826632, 21033290, 33653264, 42066580, 84133160, 168266320]

約数ペア:

[(1, 168266320), (2, 84133160), (4, 42066580), (5, 33653264), (8, 21033290), (10, 16826632), (16, 10516645), (20, 8413316), (40, 4206658), (80, 2103329), (157, 1071760), (314, 535880), (628, 267940), (785, 214352), (1256, 133970), (1570, 107176), (2512, 66985), (3140, 53588), (6280, 26794), (12560, 13397)]