81715020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9941}}^1$

素因数の和:10090

約数の個数: 48

約数和(自身を含む): 230495328

約数和(自身を除く): 148780308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 9941, 19882, 29823, 39764, 49705, 59646, 99410, 119292, 149115, 198820, 298230, 596460, 1361917, 2723834, 4085751, 5447668, 6809585, 8171502, 13619170, 16343004, 20428755, 27238340, 40857510, 81715020]

約数ペア:

[(1, 81715020), (2, 40857510), (3, 27238340), (4, 20428755), (5, 16343004), (6, 13619170), (10, 8171502), (12, 6809585), (15, 5447668), (20, 4085751), (30, 2723834), (60, 1361917), (137, 596460), (274, 298230), (411, 198820), (548, 149115), (685, 119292), (822, 99410), (1370, 59646), (1644, 49705), (2055, 39764), (2740, 29823), (4110, 19882), (8220, 9941)]