72331960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25469}}^1$

素因数の和:25551

約数の個数: 32

約数和(自身を含む): 165045600

約数和(自身を除く): 92713640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25469, 50938, 101876, 127345, 203752, 254690, 509380, 1018760, 1808299, 3616598, 7233196, 9041495, 14466392, 18082990, 36165980, 72331960]

約数ペア:

[(1, 72331960), (2, 36165980), (4, 18082990), (5, 14466392), (8, 9041495), (10, 7233196), (20, 3616598), (40, 1808299), (71, 1018760), (142, 509380), (284, 254690), (355, 203752), (568, 127345), (710, 101876), (1420, 50938), (2840, 25469)]