42250

素因数分解:

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

素因数の和:43

約数の個数: 24

約数和(自身を含む): 85644

約数和(自身を除く): 43394

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 650, 845, 1625, 1690, 3250, 4225, 8450, 21125, 42250]

約数ペア:

[(1, 42250), (2, 21125), (5, 8450), (10, 4225), (13, 3250), (25, 1690), (26, 1625), (50, 845), (65, 650), (125, 338), (130, 325), (169, 250)]