81800970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{40697}}^1$

素因数の和:40774

約数の個数: 32

約数和(自身を含む): 199257408

約数和(自身を除く): 117456438

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 40697, 81394, 122091, 203485, 244182, 406970, 610455, 1220910, 2726699, 5453398, 8180097, 13633495, 16360194, 27266990, 40900485, 81800970]

約数ペア:

[(1, 81800970), (2, 40900485), (3, 27266990), (5, 16360194), (6, 13633495), (10, 8180097), (15, 5453398), (30, 2726699), (67, 1220910), (134, 610455), (201, 406970), (335, 244182), (402, 203485), (670, 122091), (1005, 81394), (2010, 40697)]