17996125

素因数分解:

$5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 26028288

約数和(自身を除く): 8032163

約数列:

[1, 5, 7, 25, 35, 125, 131, 157, 175, 655, 785, 875, 917, 1099, 3275, 3925, 4585, 5495, 16375, 19625, 20567, 22925, 27475, 102835, 114625, 137375, 143969, 514175, 719845, 2570875, 3599225, 17996125]

約数ペア:

[(1, 17996125), (5, 3599225), (7, 2570875), (25, 719845), (35, 514175), (125, 143969), (131, 137375), (157, 114625), (175, 102835), (655, 27475), (785, 22925), (875, 20567), (917, 19625), (1099, 16375), (3275, 5495), (3925, 4585)]