16075625

素因数分解:

$5^4\times {\mathrm{17}}^2\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 30

約数和(自身を含む): 21579030

約数和(自身を除く): 5503405

約数列:

[1, 5, 17, 25, 85, 89, 125, 289, 425, 445, 625, 1445, 1513, 2125, 2225, 7225, 7565, 10625, 11125, 25721, 36125, 37825, 55625, 128605, 180625, 189125, 643025, 945625, 3215125, 16075625]

約数ペア:

[(1, 16075625), (5, 3215125), (17, 945625), (25, 643025), (85, 189125), (89, 180625), (125, 128605), (289, 55625), (425, 37825), (445, 36125), (625, 25721), (1445, 11125), (1513, 10625), (2125, 7565), (2225, 7225)]