71659225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23689}}^1$

素因数の和:23721

約数の個数: 18

約数和(自身を含む): 97673870

約数和(自身を除く): 26014645

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 23689, 118445, 260579, 592225, 1302895, 2866369, 6514475, 14331845, 71659225]

約数ペア:

[(1, 71659225), (5, 14331845), (11, 6514475), (25, 2866369), (55, 1302895), (121, 592225), (275, 260579), (605, 118445), (3025, 23689)]