168677968

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{499}}^1\times {\mathrm{571}}^1$

素因数の和:1115

約数の個数: 40

約数和(自身を含む): 336908000

約数和(自身を除く): 168230032

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 499, 571, 592, 998, 1142, 1996, 2284, 3992, 4568, 7984, 9136, 18463, 21127, 36926, 42254, 73852, 84508, 147704, 169016, 284929, 295408, 338032, 569858, 1139716, 2279432, 4558864, 10542373, 21084746, 42169492, 84338984, 168677968]

約数ペア:

[(1, 168677968), (2, 84338984), (4, 42169492), (8, 21084746), (16, 10542373), (37, 4558864), (74, 2279432), (148, 1139716), (296, 569858), (499, 338032), (571, 295408), (592, 284929), (998, 169016), (1142, 147704), (1996, 84508), (2284, 73852), (3992, 42254), (4568, 36926), (7984, 21127), (9136, 18463)]