121199975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10079}}^1$

素因数の和:10139

約数の個数: 24

約数和(自身を含む): 166239360

約数和(自身を除く): 45039385

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 10079, 12025, 50395, 131027, 251975, 372923, 655135, 1864615, 3275675, 4847999, 9323075, 24239995, 121199975]

約数ペア:

[(1, 121199975), (5, 24239995), (13, 9323075), (25, 4847999), (37, 3275675), (65, 1864615), (185, 655135), (325, 372923), (481, 251975), (925, 131027), (2405, 50395), (10079, 12025)]