90810370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8263}}^1$

素因数の和:8434

約数の個数: 32

約数和(自身を含む): 188022528

約数和(自身を除く): 97212158

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 8263, 10990, 16526, 41315, 57841, 82630, 115682, 289205, 578410, 1297291, 2594582, 6486455, 9081037, 12972910, 18162074, 45405185, 90810370]

約数ペア:

[(1, 90810370), (2, 45405185), (5, 18162074), (7, 12972910), (10, 9081037), (14, 6486455), (35, 2594582), (70, 1297291), (157, 578410), (314, 289205), (785, 115682), (1099, 82630), (1570, 57841), (2198, 41315), (5495, 16526), (8263, 10990)]