13804375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1732

約数の個数: 20

約数和(自身を含む): 18587800

約数和(自身を除く): 4783425

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 1699, 8125, 8495, 22087, 42475, 110435, 212375, 552175, 1061875, 2760875, 13804375]

約数ペア:

[(1, 13804375), (5, 2760875), (13, 1061875), (25, 552175), (65, 212375), (125, 110435), (325, 42475), (625, 22087), (1625, 8495), (1699, 8125)]