87945590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{30431}}^1$

素因数の和:30472

約数の個数: 24

約数和(自身を含む): 168167232

約数和(自身を除く): 80221642

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 30431, 60862, 152155, 304310, 517327, 1034654, 2586635, 5173270, 8794559, 17589118, 43972795, 87945590]

約数ペア:

[(1, 87945590), (2, 43972795), (5, 17589118), (10, 8794559), (17, 5173270), (34, 2586635), (85, 1034654), (170, 517327), (289, 304310), (578, 152155), (1445, 60862), (2890, 30431)]