201627680

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5651}}^1$

素因数の和:5889

約数の個数: 48

約数和(自身を含む): 478566144

約数和(自身を除く): 276938464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 5651, 7136, 8920, 11302, 17840, 22604, 28255, 35680, 45208, 56510, 90416, 113020, 180832, 226040, 452080, 904160, 1260173, 2520346, 5040692, 6300865, 10081384, 12601730, 20162768, 25203460, 40325536, 50406920, 100813840, 201627680]

約数ペア:

[(1, 201627680), (2, 100813840), (4, 50406920), (5, 40325536), (8, 25203460), (10, 20162768), (16, 12601730), (20, 10081384), (32, 6300865), (40, 5040692), (80, 2520346), (160, 1260173), (223, 904160), (446, 452080), (892, 226040), (1115, 180832), (1784, 113020), (2230, 90416), (3568, 56510), (4460, 45208), (5651, 35680), (7136, 28255), (8920, 22604), (11302, 17840)]