25540075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{8443}}^1$

素因数の和:8475

約数の個数: 18

約数和(自身を含む): 34814612

約数和(自身を除く): 9274537

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 8443, 42215, 92873, 211075, 464365, 1021603, 2321825, 5108015, 25540075]

約数ペア:

[(1, 25540075), (5, 5108015), (11, 2321825), (25, 1021603), (55, 464365), (121, 211075), (275, 92873), (605, 42215), (3025, 8443)]