90005710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1459}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 168192000

約数和(自身を除く): 78186290

約数列:

[1, 2, 5, 10, 31, 62, 155, 199, 310, 398, 995, 1459, 1990, 2918, 6169, 7295, 12338, 14590, 30845, 45229, 61690, 90458, 226145, 290341, 452290, 580682, 1451705, 2903410, 9000571, 18001142, 45002855, 90005710]

約数ペア:

[(1, 90005710), (2, 45002855), (5, 18001142), (10, 9000571), (31, 2903410), (62, 1451705), (155, 580682), (199, 452290), (310, 290341), (398, 226145), (995, 90458), (1459, 61690), (1990, 45229), (2918, 30845), (6169, 14590), (7295, 12338)]