20244250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6259

約数の個数: 32

約数和(自身を含む): 40818960

約数和(自身を除く): 20574710

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 6229, 12458, 31145, 62290, 80977, 155725, 161954, 311450, 404885, 778625, 809770, 1557250, 2024425, 4048850, 10122125, 20244250]

約数ペア:

[(1, 20244250), (2, 10122125), (5, 4048850), (10, 2024425), (13, 1557250), (25, 809770), (26, 778625), (50, 404885), (65, 311450), (125, 161954), (130, 155725), (250, 80977), (325, 62290), (650, 31145), (1625, 12458), (3250, 6229)]