17948125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{47}}^2$

素因数の和:127

約数の個数: 30

約数和(自身を含む): 24678038

約数和(自身を除く): 6729913

約数列:

[1, 5, 13, 25, 47, 65, 125, 235, 325, 611, 625, 1175, 1625, 2209, 3055, 5875, 8125, 11045, 15275, 28717, 29375, 55225, 76375, 143585, 276125, 381875, 717925, 1380625, 3589625, 17948125]

約数ペア:

[(1, 17948125), (5, 3589625), (13, 1380625), (25, 717925), (47, 381875), (65, 276125), (125, 143585), (235, 76375), (325, 55225), (611, 29375), (625, 28717), (1175, 15275), (1625, 11045), (2209, 8125), (3055, 5875)]