2475625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:270

約数の個数: 20

約数和(自身を含む): 3289572

約数和(自身を除く): 813947

約数列:

[1, 5, 17, 25, 85, 125, 233, 425, 625, 1165, 2125, 3961, 5825, 10625, 19805, 29125, 99025, 145625, 495125, 2475625]

約数ペア:

[(1, 2475625), (5, 495125), (17, 145625), (25, 99025), (85, 29125), (125, 19805), (233, 10625), (425, 5825), (625, 3961), (1165, 2125)]