80902750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{11159}}^1$

素因数の和:11205

約数の個数: 32

約数和(自身を含む): 156686400

約数和(自身を除く): 75783650

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 7250, 11159, 22318, 55795, 111590, 278975, 323611, 557950, 647222, 1394875, 1618055, 2789750, 3236110, 8090275, 16180550, 40451375, 80902750]

約数ペア:

[(1, 80902750), (2, 40451375), (5, 16180550), (10, 8090275), (25, 3236110), (29, 2789750), (50, 1618055), (58, 1394875), (125, 647222), (145, 557950), (250, 323611), (290, 278975), (725, 111590), (1450, 55795), (3625, 22318), (7250, 11159)]