91715920

素因数分解:

$2^4\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1543}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 213664896

約数和(自身を除く): 121948976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 743, 1486, 1543, 2972, 3086, 3715, 5944, 6172, 7430, 7715, 11888, 12344, 14860, 15430, 24688, 29720, 30860, 59440, 61720, 123440, 1146449, 2292898, 4585796, 5732245, 9171592, 11464490, 18343184, 22928980, 45857960, 91715920]

約数ペア:

[(1, 91715920), (2, 45857960), (4, 22928980), (5, 18343184), (8, 11464490), (10, 9171592), (16, 5732245), (20, 4585796), (40, 2292898), (80, 1146449), (743, 123440), (1486, 61720), (1543, 59440), (2972, 30860), (3086, 29720), (3715, 24688), (5944, 15430), (6172, 14860), (7430, 12344), (7715, 11888)]