138751520

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18451}}^1$

素因数の和:18513

約数の個数: 48

約数和(自身を含む): 334793088

約数和(自身を除く): 196041568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 18451, 36902, 73804, 92255, 147608, 184510, 295216, 369020, 590432, 738040, 867197, 1476080, 1734394, 2952160, 3468788, 4335985, 6937576, 8671970, 13875152, 17343940, 27750304, 34687880, 69375760, 138751520]

約数ペア:

[(1, 138751520), (2, 69375760), (4, 34687880), (5, 27750304), (8, 17343940), (10, 13875152), (16, 8671970), (20, 6937576), (32, 4335985), (40, 3468788), (47, 2952160), (80, 1734394), (94, 1476080), (160, 867197), (188, 738040), (235, 590432), (376, 369020), (470, 295216), (752, 184510), (940, 147608), (1504, 92255), (1880, 73804), (3760, 36902), (7520, 18451)]