71975590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 133086240

約数和(自身を除く): 61110650

約数列:

[1, 2, 5, 10, 53, 106, 139, 265, 278, 530, 695, 977, 1390, 1954, 4885, 7367, 9770, 14734, 36835, 51781, 73670, 103562, 135803, 258905, 271606, 517810, 679015, 1358030, 7197559, 14395118, 35987795, 71975590]

約数ペア:

[(1, 71975590), (2, 35987795), (5, 14395118), (10, 7197559), (53, 1358030), (106, 679015), (139, 517810), (265, 271606), (278, 258905), (530, 135803), (695, 103562), (977, 73670), (1390, 51781), (1954, 36835), (4885, 14734), (7367, 9770)]