91210040

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{15101}}^1$

素因数の和:15263

約数の個数: 32

約数和(自身を含む): 206595360

約数和(自身を除く): 115385320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 15101, 30202, 60404, 75505, 120808, 151010, 302020, 604040, 2280251, 4560502, 9121004, 11401255, 18242008, 22802510, 45605020, 91210040]

約数ペア:

[(1, 91210040), (2, 45605020), (4, 22802510), (5, 18242008), (8, 11401255), (10, 9121004), (20, 4560502), (40, 2280251), (151, 604040), (302, 302020), (604, 151010), (755, 120808), (1208, 75505), (1510, 60404), (3020, 30202), (6040, 15101)]