81702530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89783}}^1$

素因数の和:89810

約数の個数: 32

約数和(自身を含む): 181004544

約数和(自身を除く): 99302014

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 89783, 179566, 448915, 628481, 897830, 1167179, 1256962, 2334358, 3142405, 5835895, 6284810, 8170253, 11671790, 16340506, 40851265, 81702530]

約数ペア:

[(1, 81702530), (2, 40851265), (5, 16340506), (7, 11671790), (10, 8170253), (13, 6284810), (14, 5835895), (26, 3142405), (35, 2334358), (65, 1256962), (70, 1167179), (91, 897830), (130, 628481), (182, 448915), (455, 179566), (910, 89783)]