40813750

素因数分解:

$2^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 40

約数和(自身を含む): 77487696

約数和(自身を除く): 36673946

約数列:

[1, 2, 5, 10, 25, 50, 103, 125, 206, 250, 317, 515, 625, 634, 1030, 1250, 1585, 2575, 3170, 5150, 7925, 12875, 15850, 25750, 32651, 39625, 64375, 65302, 79250, 128750, 163255, 198125, 326510, 396250, 816275, 1632550, 4081375, 8162750, 20406875, 40813750]

約数ペア:

[(1, 40813750), (2, 20406875), (5, 8162750), (10, 4081375), (25, 1632550), (50, 816275), (103, 396250), (125, 326510), (206, 198125), (250, 163255), (317, 128750), (515, 79250), (625, 65302), (634, 64375), (1030, 39625), (1250, 32651), (1585, 25750), (2575, 15850), (3170, 12875), (5150, 7925)]