2523625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 3393936

約数和(自身を除く): 870311

約数列:

[1, 5, 13, 25, 65, 125, 325, 1553, 1625, 7765, 20189, 38825, 100945, 194125, 504725, 2523625]

約数ペア:

[(1, 2523625), (5, 504725), (13, 194125), (25, 100945), (65, 38825), (125, 20189), (325, 7765), (1553, 1625)]