81213050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{56009}}^1$

素因数の和:56050

約数の個数: 24

約数和(自身を含む): 156267900

約数和(自身を除く): 75054850

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 56009, 112018, 280045, 560090, 1400225, 1624261, 2800450, 3248522, 8121305, 16242610, 40606525, 81213050]

約数ペア:

[(1, 81213050), (2, 40606525), (5, 16242610), (10, 8121305), (25, 3248522), (29, 2800450), (50, 1624261), (58, 1400225), (145, 560090), (290, 280045), (725, 112018), (1450, 56009)]