87203870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{23131}}^1$

素因数の和:23180

約数の個数: 32

約数和(自身を含む): 174877920

約数和(自身を除く): 87674050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 23131, 46262, 115655, 231310, 300703, 601406, 670799, 1341598, 1503515, 3007030, 3353995, 6707990, 8720387, 17440774, 43601935, 87203870]

約数ペア:

[(1, 87203870), (2, 43601935), (5, 17440774), (10, 8720387), (13, 6707990), (26, 3353995), (29, 3007030), (58, 1503515), (65, 1341598), (130, 670799), (145, 601406), (290, 300703), (377, 231310), (754, 115655), (1885, 46262), (3770, 23131)]