156955795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 204042240

約数和(自身を除く): 47086445

約数列:

[1, 5, 23, 47, 71, 115, 235, 355, 409, 1081, 1633, 2045, 3337, 5405, 8165, 9407, 16685, 19223, 29039, 47035, 76751, 96115, 145195, 383755, 442129, 667897, 1364833, 2210645, 3339485, 6824165, 31391159, 156955795]

約数ペア:

[(1, 156955795), (5, 31391159), (23, 6824165), (47, 3339485), (71, 2210645), (115, 1364833), (235, 667897), (355, 442129), (409, 383755), (1081, 145195), (1633, 96115), (2045, 76751), (3337, 47035), (5405, 29039), (8165, 19223), (9407, 16685)]