61139990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1987}}^1$

素因数の和:2192

約数の個数: 32

約数和(自身を含む): 117228384

約数和(自身を除く): 56088394

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1810, 1987, 3077, 3974, 6154, 9935, 15385, 19870, 30770, 33779, 67558, 168895, 337790, 359647, 719294, 1798235, 3596470, 6113999, 12227998, 30569995, 61139990]

約数ペア:

[(1, 61139990), (2, 30569995), (5, 12227998), (10, 6113999), (17, 3596470), (34, 1798235), (85, 719294), (170, 359647), (181, 337790), (362, 168895), (905, 67558), (1810, 33779), (1987, 30770), (3077, 19870), (3974, 15385), (6154, 9935)]