160785820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{618407}}^1$

素因数の和:618429

約数の個数: 24

約数和(自身を含む): 363623904

約数和(自身を除く): 202838084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 618407, 1236814, 2473628, 3092035, 6184070, 8039291, 12368140, 16078582, 32157164, 40196455, 80392910, 160785820]

約数ペア:

[(1, 160785820), (2, 80392910), (4, 40196455), (5, 32157164), (10, 16078582), (13, 12368140), (20, 8039291), (26, 6184070), (52, 3092035), (65, 2473628), (130, 1236814), (260, 618407)]