61781270

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{5531}}^1$

素因数の和:6655

約数の個数: 16

約数和(自身を含む): 111325968

約数和(自身を除く): 49544698

約数列:

[1, 2, 5, 10, 1117, 2234, 5531, 5585, 11062, 11170, 27655, 55310, 6178127, 12356254, 30890635, 61781270]

約数ペア:

[(1, 61781270), (2, 30890635), (5, 12356254), (10, 6178127), (1117, 55310), (2234, 27655), (5531, 11170), (5585, 11062)]