40240850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61909}}^1$

素因数の和:61934

約数の個数: 24

約数和(自身を含む): 80606820

約数和(自身を除く): 40365970

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 61909, 123818, 309545, 619090, 804817, 1547725, 1609634, 3095450, 4024085, 8048170, 20120425, 40240850]

約数ペア:

[(1, 40240850), (2, 20120425), (5, 8048170), (10, 4024085), (13, 3095450), (25, 1609634), (26, 1547725), (50, 804817), (65, 619090), (130, 309545), (325, 123818), (650, 61909)]