158841880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233591}}^1$

素因数の和:233619

約数の個数: 32

約数和(自身を含む): 378419040

約数和(自身を除く): 219577160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 233591, 467182, 934364, 1167955, 1868728, 2335910, 3971047, 4671820, 7942094, 9343640, 15884188, 19855235, 31768376, 39710470, 79420940, 158841880]

約数ペア:

[(1, 158841880), (2, 79420940), (4, 39710470), (5, 31768376), (8, 19855235), (10, 15884188), (17, 9343640), (20, 7942094), (34, 4671820), (40, 3971047), (68, 2335910), (85, 1868728), (136, 1167955), (170, 934364), (340, 467182), (680, 233591)]