156674990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 288100800

約数和(自身を除く): 131425810

約数列:

[1, 2, 5, 10, 71, 142, 149, 298, 355, 710, 745, 1481, 1490, 2962, 7405, 10579, 14810, 21158, 52895, 105151, 105790, 210302, 220669, 441338, 525755, 1051510, 1103345, 2206690, 15667499, 31334998, 78337495, 156674990]

約数ペア:

[(1, 156674990), (2, 78337495), (5, 31334998), (10, 15667499), (71, 2206690), (142, 1103345), (149, 1051510), (298, 525755), (355, 441338), (710, 220669), (745, 210302), (1481, 105790), (1490, 105151), (2962, 52895), (7405, 21158), (10579, 14810)]