79470625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9814

約数の個数: 20

約数和(自身を含む): 106956388

約数和(自身を除く): 27485763

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 8125, 9781, 48905, 127153, 244525, 635765, 1222625, 3178825, 6113125, 15894125, 79470625]

約数ペア:

[(1, 79470625), (5, 15894125), (13, 6113125), (25, 3178825), (65, 1222625), (125, 635765), (325, 244525), (625, 127153), (1625, 48905), (8125, 9781)]