78901075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{26083}}^1$

素因数の和:26115

約数の個数: 18

約数和(自身を含む): 107544332

約数和(自身を除く): 28643257

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 26083, 130415, 286913, 652075, 1434565, 3156043, 7172825, 15780215, 78901075]

約数ペア:

[(1, 78901075), (5, 15780215), (11, 7172825), (25, 3156043), (55, 1434565), (121, 652075), (275, 286913), (605, 130415), (3025, 26083)]