79801090

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{44089}}^1$

素因数の和:44277

約数の個数: 16

約数和(自身を含む): 144438840

約数和(自身を除く): 64637750

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 44089, 88178, 220445, 440890, 7980109, 15960218, 39900545, 79801090]

約数ペア:

[(1, 79801090), (2, 39900545), (5, 15960218), (10, 7980109), (181, 440890), (362, 220445), (905, 88178), (1810, 44089)]