89130920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{76837}}^1$

素因数の和:76877

約数の個数: 32

約数和(自身を含む): 207462600

約数和(自身を除く): 118331680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 76837, 153674, 307348, 384185, 614696, 768370, 1536740, 2228273, 3073480, 4456546, 8913092, 11141365, 17826184, 22282730, 44565460, 89130920]

約数ペア:

[(1, 89130920), (2, 44565460), (4, 22282730), (5, 17826184), (8, 11141365), (10, 8913092), (20, 4456546), (29, 3073480), (40, 2228273), (58, 1536740), (116, 768370), (145, 614696), (232, 384185), (290, 307348), (580, 153674), (1160, 76837)]