68173125

素因数分解:

$3^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 115013184

約数和(自身を除く): 46840059

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 353, 375, 515, 625, 1059, 1545, 1765, 1875, 2575, 5295, 7725, 8825, 12875, 26475, 36359, 38625, 44125, 64375, 109077, 132375, 181795, 193125, 220625, 545385, 661875, 908975, 2726925, 4544875, 13634625, 22724375, 68173125]

約数ペア:

[(1, 68173125), (3, 22724375), (5, 13634625), (15, 4544875), (25, 2726925), (75, 908975), (103, 661875), (125, 545385), (309, 220625), (353, 193125), (375, 181795), (515, 132375), (625, 109077), (1059, 64375), (1545, 44125), (1765, 38625), (1875, 36359), (2575, 26475), (5295, 12875), (7725, 8825)]