89428120

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{16319}}^1$

素因数の和:16467

約数の個数: 32

約数和(自身を含む): 202694400

約数和(自身を除く): 113266280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 16319, 32638, 65276, 81595, 130552, 163190, 326380, 652760, 2235703, 4471406, 8942812, 11178515, 17885624, 22357030, 44714060, 89428120]

約数ペア:

[(1, 89428120), (2, 44714060), (4, 22357030), (5, 17885624), (8, 11178515), (10, 8942812), (20, 4471406), (40, 2235703), (137, 652760), (274, 326380), (548, 163190), (685, 130552), (1096, 81595), (1370, 65276), (2740, 32638), (5480, 16319)]