20164044095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1\times {\mathrm{2131}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 26272209600

約数和(自身を除く): 6108165505

約数列:

[1, 5, 13, 65, 149, 745, 977, 1937, 2131, 4885, 9685, 10655, 12701, 27703, 63505, 138515, 145573, 317519, 727865, 1587595, 1892449, 2081987, 4127747, 9462245, 10409935, 20638735, 27065831, 135329155, 310216063, 1551080315, 4032808819, 20164044095]

約数ペア:

[(1, 20164044095), (5, 4032808819), (13, 1551080315), (65, 310216063), (149, 135329155), (745, 27065831), (977, 20638735), (1937, 10409935), (2131, 9462245), (4885, 4127747), (9685, 2081987), (10655, 1892449), (12701, 1587595), (27703, 727865), (63505, 317519), (138515, 145573)]