187696990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{49787}}^1$

素因数の和:49836

約数の個数: 32

約数和(自身を含む): 376397280

約数和(自身を除く): 188700290

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 49787, 99574, 248935, 497870, 647231, 1294462, 1443823, 2887646, 3236155, 6472310, 7219115, 14438230, 18769699, 37539398, 93848495, 187696990]

約数ペア:

[(1, 187696990), (2, 93848495), (5, 37539398), (10, 18769699), (13, 14438230), (26, 7219115), (29, 6472310), (58, 3236155), (65, 2887646), (130, 1443823), (145, 1294462), (290, 647231), (377, 497870), (754, 248935), (1885, 99574), (3770, 49787)]