200548820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1381}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 432543888

約数和(自身を除く): 231995068

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 530, 548, 685, 1060, 1370, 1381, 2740, 2762, 5524, 6905, 7261, 13810, 14522, 27620, 29044, 36305, 72610, 73193, 145220, 146386, 189197, 292772, 365965, 378394, 731930, 756788, 945985, 1463860, 1891970, 3783940, 10027441, 20054882, 40109764, 50137205, 100274410, 200548820]

約数ペア:

[(1, 200548820), (2, 100274410), (4, 50137205), (5, 40109764), (10, 20054882), (20, 10027441), (53, 3783940), (106, 1891970), (137, 1463860), (212, 945985), (265, 756788), (274, 731930), (530, 378394), (548, 365965), (685, 292772), (1060, 189197), (1370, 146386), (1381, 145220), (2740, 73193), (2762, 72610), (5524, 36305), (6905, 29044), (7261, 27620), (13810, 14522)]