131065645

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 165559680

約数和(自身を除く): 34494035

約数列:

[1, 5, 29, 71, 145, 355, 439, 841, 2059, 2195, 4205, 10295, 12731, 31169, 59711, 63655, 155845, 298555, 369199, 903901, 1845995, 4519505, 26213129, 131065645]

約数ペア:

[(1, 131065645), (5, 26213129), (29, 4519505), (71, 1845995), (145, 903901), (355, 369199), (439, 298555), (841, 155845), (2059, 63655), (2195, 59711), (4205, 31169), (10295, 12731)]