159320915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 212284800

約数和(自身を除く): 52963885

約数列:

[1, 5, 13, 53, 65, 103, 265, 449, 515, 689, 1339, 2245, 3445, 5459, 5837, 6695, 23797, 27295, 29185, 46247, 70967, 118985, 231235, 309361, 354835, 601211, 1546805, 2451091, 3006055, 12255455, 31864183, 159320915]

約数ペア:

[(1, 159320915), (5, 31864183), (13, 12255455), (53, 3006055), (65, 2451091), (103, 1546805), (265, 601211), (449, 354835), (515, 309361), (689, 231235), (1339, 118985), (2245, 70967), (3445, 46247), (5459, 29185), (5837, 27295), (6695, 23797)]