13153125

素因数分解:

$3^1\times 5^5\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 23248512

約数和(自身を除く): 10095387

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 125, 183, 305, 345, 375, 575, 625, 915, 1403, 1525, 1725, 1875, 2875, 3125, 4209, 4575, 7015, 7625, 8625, 9375, 14375, 21045, 22875, 35075, 38125, 43125, 71875, 105225, 114375, 175375, 190625, 215625, 526125, 571875, 876875, 2630625, 4384375, 13153125]

約数ペア:

[(1, 13153125), (3, 4384375), (5, 2630625), (15, 876875), (23, 571875), (25, 526125), (61, 215625), (69, 190625), (75, 175375), (115, 114375), (125, 105225), (183, 71875), (305, 43125), (345, 38125), (375, 35075), (575, 22875), (625, 21045), (915, 14375), (1403, 9375), (1525, 8625), (1725, 7625), (1875, 7015), (2875, 4575), (3125, 4209)]