17666125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 32

約数和(自身を含む): 23482368

約数和(自身を除く): 5816243

約数列:

[1, 5, 25, 31, 47, 97, 125, 155, 235, 485, 775, 1175, 1457, 2425, 3007, 3875, 4559, 5875, 7285, 12125, 15035, 22795, 36425, 75175, 113975, 141329, 182125, 375875, 569875, 706645, 3533225, 17666125]

約数ペア:

[(1, 17666125), (5, 3533225), (25, 706645), (31, 569875), (47, 375875), (97, 182125), (125, 141329), (155, 113975), (235, 75175), (485, 36425), (775, 22795), (1175, 15035), (1457, 12125), (2425, 7285), (3007, 5875), (3875, 4559)]