30281500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 67144896

約数和(自身を除く): 36863396

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 853, 1420, 1706, 1775, 3412, 3550, 4265, 7100, 8530, 8875, 17060, 17750, 21325, 35500, 42650, 60563, 85300, 106625, 121126, 213250, 242252, 302815, 426500, 605630, 1211260, 1514075, 3028150, 6056300, 7570375, 15140750, 30281500]

約数ペア:

[(1, 30281500), (2, 15140750), (4, 7570375), (5, 6056300), (10, 3028150), (20, 1514075), (25, 1211260), (50, 605630), (71, 426500), (100, 302815), (125, 242252), (142, 213250), (250, 121126), (284, 106625), (355, 85300), (500, 60563), (710, 42650), (853, 35500), (1420, 21325), (1706, 17750), (1775, 17060), (3412, 8875), (3550, 8530), (4265, 7100)]