91002010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8191}}^1$

素因数の和:8310

約数の個数: 32

約数和(自身を含む): 180486144

約数和(自身を除く): 89484134

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 8191, 11110, 16382, 40955, 81910, 90101, 180202, 450505, 827291, 901010, 1654582, 4136455, 8272910, 9100201, 18200402, 45501005, 91002010]

約数ペア:

[(1, 91002010), (2, 45501005), (5, 18200402), (10, 9100201), (11, 8272910), (22, 4136455), (55, 1654582), (101, 901010), (110, 827291), (202, 450505), (505, 180202), (1010, 90101), (1111, 81910), (2222, 40955), (5555, 16382), (8191, 11110)]