156931510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{2239}}^1$

素因数の和:2452

約数の個数: 32

約数和(自身を含む): 290949120

約数和(自身を除く): 134017610

約数列:

[1, 2, 5, 10, 43, 86, 163, 215, 326, 430, 815, 1630, 2239, 4478, 7009, 11195, 14018, 22390, 35045, 70090, 96277, 192554, 364957, 481385, 729914, 962770, 1824785, 3649570, 15693151, 31386302, 78465755, 156931510]

約数ペア:

[(1, 156931510), (2, 78465755), (5, 31386302), (10, 15693151), (43, 3649570), (86, 1824785), (163, 962770), (215, 729914), (326, 481385), (430, 364957), (815, 192554), (1630, 96277), (2239, 70090), (4478, 35045), (7009, 22390), (11195, 14018)]