66986075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2609}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 90619200

約数和(自身を除く): 23633125

約数列:

[1, 5, 13, 25, 65, 79, 325, 395, 1027, 1975, 2609, 5135, 13045, 25675, 33917, 65225, 169585, 206111, 847925, 1030555, 2679443, 5152775, 13397215, 66986075]

約数ペア:

[(1, 66986075), (5, 13397215), (13, 5152775), (25, 2679443), (65, 1030555), (79, 847925), (325, 206111), (395, 169585), (1027, 65225), (1975, 33917), (2609, 25675), (5135, 13045)]