71297680

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2903}}^1$

素因数の和:3223

約数の個数: 40

約数和(自身を含む): 166364352

約数和(自身を除く): 95066672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 2903, 3070, 4912, 5806, 6140, 11612, 12280, 14515, 23224, 24560, 29030, 46448, 58060, 116120, 232240, 891221, 1782442, 3564884, 4456105, 7129768, 8912210, 14259536, 17824420, 35648840, 71297680]

約数ペア:

[(1, 71297680), (2, 35648840), (4, 17824420), (5, 14259536), (8, 8912210), (10, 7129768), (16, 4456105), (20, 3564884), (40, 1782442), (80, 891221), (307, 232240), (614, 116120), (1228, 58060), (1535, 46448), (2456, 29030), (2903, 24560), (3070, 23224), (4912, 14515), (5806, 12280), (6140, 11612)]