155895890

素因数分解:

$2^1\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{5449}}^1$

素因数の和:8317

約数の個数: 16

約数和(自身を含む): 280762200

約数和(自身を除く): 124866310

約数列:

[1, 2, 5, 10, 2861, 5449, 5722, 10898, 14305, 27245, 28610, 54490, 15589589, 31179178, 77947945, 155895890]

約数ペア:

[(1, 155895890), (2, 77947945), (5, 31179178), (10, 15589589), (2861, 54490), (5449, 28610), (5722, 27245), (10898, 14305)]