70938040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 165110400

約数和(自身を除く): 94172360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 97, 188, 194, 235, 376, 388, 389, 470, 485, 776, 778, 940, 970, 1556, 1880, 1940, 1945, 3112, 3880, 3890, 4559, 7780, 9118, 15560, 18236, 18283, 22795, 36472, 36566, 37733, 45590, 73132, 75466, 91180, 91415, 146264, 150932, 182360, 182830, 188665, 301864, 365660, 377330, 731320, 754660, 1509320, 1773451, 3546902, 7093804, 8867255, 14187608, 17734510, 35469020, 70938040]

約数ペア:

[(1, 70938040), (2, 35469020), (4, 17734510), (5, 14187608), (8, 8867255), (10, 7093804), (20, 3546902), (40, 1773451), (47, 1509320), (94, 754660), (97, 731320), (188, 377330), (194, 365660), (235, 301864), (376, 188665), (388, 182830), (389, 182360), (470, 150932), (485, 146264), (776, 91415), (778, 91180), (940, 75466), (970, 73132), (1556, 45590), (1880, 37733), (1940, 36566), (1945, 36472), (3112, 22795), (3880, 18283), (3890, 18236), (4559, 15560), (7780, 9118)]