80857760

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4723}}^1$

素因数の和:4845

約数の個数: 48

約数和(自身を含む): 192852576

約数和(自身を除く): 111994816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 4723, 8560, 9446, 17120, 18892, 23615, 37784, 47230, 75568, 94460, 151136, 188920, 377840, 505361, 755680, 1010722, 2021444, 2526805, 4042888, 5053610, 8085776, 10107220, 16171552, 20214440, 40428880, 80857760]

約数ペア:

[(1, 80857760), (2, 40428880), (4, 20214440), (5, 16171552), (8, 10107220), (10, 8085776), (16, 5053610), (20, 4042888), (32, 2526805), (40, 2021444), (80, 1010722), (107, 755680), (160, 505361), (214, 377840), (428, 188920), (535, 151136), (856, 94460), (1070, 75568), (1712, 47230), (2140, 37784), (3424, 23615), (4280, 18892), (4723, 17120), (8560, 9446)]