9920950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15263}}^1$

素因数の和:15288

約数の個数: 24

約数和(自身を含む): 19873728

約数和(自身を除く): 9952778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 15263, 30526, 76315, 152630, 198419, 381575, 396838, 763150, 992095, 1984190, 4960475, 9920950]

約数ペア:

[(1, 9920950), (2, 4960475), (5, 1984190), (10, 992095), (13, 763150), (25, 396838), (26, 381575), (50, 198419), (65, 152630), (130, 76315), (325, 30526), (650, 15263)]