5126875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:664

約数の個数: 20

約数和(自身を含む): 6910288

約数和(自身を除く): 1783413

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 631, 1625, 3155, 8125, 8203, 15775, 41015, 78875, 205075, 394375, 1025375, 5126875]

約数ペア:

[(1, 5126875), (5, 1025375), (13, 394375), (25, 205075), (65, 78875), (125, 41015), (325, 15775), (625, 8203), (631, 8125), (1625, 3155)]