89555680

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11909}}^1$

素因数の和:11971

約数の個数: 48

約数和(自身を含む): 216095040

約数和(自身を除く): 126539360

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, 11909, 23818, 47636, 59545, 95272, 119090, 190544, 238180, 381088, 476360, 559723, 952720, 1119446, 1905440, 2238892, 2798615, 4477784, 5597230, 8955568, 11194460, 17911136, 22388920, 44777840, 89555680]

約数ペア:

[(1, 89555680), (2, 44777840), (4, 22388920), (5, 17911136), (8, 11194460), (10, 8955568), (16, 5597230), (20, 4477784), (32, 2798615), (40, 2238892), (47, 1905440), (80, 1119446), (94, 952720), (160, 559723), (188, 476360), (235, 381088), (376, 238180), (470, 190544), (752, 119090), (940, 95272), (1504, 59545), (1880, 47636), (3760, 23818), (7520, 11909)]