209674144

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 425779200

約数和(自身を除く): 216105056

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 109, 188, 218, 376, 436, 752, 872, 1279, 1504, 1744, 2558, 3488, 5116, 5123, 10232, 10246, 20464, 20492, 40928, 40984, 60113, 81968, 120226, 139411, 163936, 240452, 278822, 480904, 557644, 961808, 1115288, 1923616, 2230576, 4461152, 6552317, 13104634, 26209268, 52418536, 104837072, 209674144]

約数ペア:

[(1, 209674144), (2, 104837072), (4, 52418536), (8, 26209268), (16, 13104634), (32, 6552317), (47, 4461152), (94, 2230576), (109, 1923616), (188, 1115288), (218, 961808), (376, 557644), (436, 480904), (752, 278822), (872, 240452), (1279, 163936), (1504, 139411), (1744, 120226), (2558, 81968), (3488, 60113), (5116, 40984), (5123, 40928), (10232, 20492), (10246, 20464)]