70390960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 169739136

約数和(自身を除く): 99348176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 97, 188, 193, 194, 235, 376, 386, 388, 470, 485, 752, 772, 776, 940, 965, 970, 1544, 1552, 1880, 1930, 1940, 3088, 3760, 3860, 3880, 4559, 7720, 7760, 9071, 9118, 15440, 18142, 18236, 18721, 22795, 36284, 36472, 37442, 45355, 45590, 72568, 72944, 74884, 90710, 91180, 93605, 145136, 149768, 181420, 182360, 187210, 299536, 362840, 364720, 374420, 725680, 748840, 879887, 1497680, 1759774, 3519548, 4399435, 7039096, 8798870, 14078192, 17597740, 35195480, 70390960]

約数ペア:

[(1, 70390960), (2, 35195480), (4, 17597740), (5, 14078192), (8, 8798870), (10, 7039096), (16, 4399435), (20, 3519548), (40, 1759774), (47, 1497680), (80, 879887), (94, 748840), (97, 725680), (188, 374420), (193, 364720), (194, 362840), (235, 299536), (376, 187210), (386, 182360), (388, 181420), (470, 149768), (485, 145136), (752, 93605), (772, 91180), (776, 90710), (940, 74884), (965, 72944), (970, 72568), (1544, 45590), (1552, 45355), (1880, 37442), (1930, 36472), (1940, 36284), (3088, 22795), (3760, 18721), (3860, 18236), (3880, 18142), (4559, 15440), (7720, 9118), (7760, 9071)]