1226875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:184

約数の個数: 20

約数和(自身を含む): 1661968

約数和(自身を除く): 435093

約数列:

[1, 5, 13, 25, 65, 125, 151, 325, 625, 755, 1625, 1963, 3775, 8125, 9815, 18875, 49075, 94375, 245375, 1226875]

約数ペア:

[(1, 1226875), (5, 245375), (13, 94375), (25, 49075), (65, 18875), (125, 9815), (151, 8125), (325, 3775), (625, 1963), (755, 1625)]