64916080

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5923}}^1$

素因数の和:6073

約数の個数: 40

約数和(自身を含む): 152057232

約数和(自身を除く): 87141152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 5923, 10960, 11846, 23692, 29615, 47384, 59230, 94768, 118460, 236920, 473840, 811451, 1622902, 3245804, 4057255, 6491608, 8114510, 12983216, 16229020, 32458040, 64916080]

約数ペア:

[(1, 64916080), (2, 32458040), (4, 16229020), (5, 12983216), (8, 8114510), (10, 6491608), (16, 4057255), (20, 3245804), (40, 1622902), (80, 811451), (137, 473840), (274, 236920), (548, 118460), (685, 94768), (1096, 59230), (1370, 47384), (2192, 29615), (2740, 23692), (5480, 11846), (5923, 10960)]