82971320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71527}}^1$

素因数の和:71567

約数の個数: 32

約数和(自身を含む): 193125600

約数和(自身を除く): 110154280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 71527, 143054, 286108, 357635, 572216, 715270, 1430540, 2074283, 2861080, 4148566, 8297132, 10371415, 16594264, 20742830, 41485660, 82971320]

約数ペア:

[(1, 82971320), (2, 41485660), (4, 20742830), (5, 16594264), (8, 10371415), (10, 8297132), (20, 4148566), (29, 2861080), (40, 2074283), (58, 1430540), (116, 715270), (145, 572216), (232, 357635), (290, 286108), (580, 143054), (1160, 71527)]