72081790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{655289}}^1$

素因数の和:655307

約数の個数: 16

約数和(自身を含む): 141542640

約数和(自身を除く): 69460850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 655289, 1310578, 3276445, 6552890, 7208179, 14416358, 36040895, 72081790]

約数ペア:

[(1, 72081790), (2, 36040895), (5, 14416358), (10, 7208179), (11, 6552890), (22, 3276445), (55, 1310578), (110, 655289)]