159795820

素因数分解:

$2^2\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{5003}}^1$

素因数の和:6609

約数の個数: 24

約数和(自身を含む): 335848464

約数和(自身を除く): 176052644

約数列:

[1, 2, 4, 5, 10, 20, 1597, 3194, 5003, 6388, 7985, 10006, 15970, 20012, 25015, 31940, 50030, 100060, 7989791, 15979582, 31959164, 39948955, 79897910, 159795820]

約数ペア:

[(1, 159795820), (2, 79897910), (4, 39948955), (5, 31959164), (10, 15979582), (20, 7989791), (1597, 100060), (3194, 50030), (5003, 31940), (6388, 25015), (7985, 20012), (10006, 15970)]