85239920

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7151}}^1$

素因数の和:7313

約数の個数: 40

約数和(自身を含む): 199540800

約数和(自身を除く): 114300880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 7151, 11920, 14302, 28604, 35755, 57208, 71510, 114416, 143020, 286040, 572080, 1065499, 2130998, 4261996, 5327495, 8523992, 10654990, 17047984, 21309980, 42619960, 85239920]

約数ペア:

[(1, 85239920), (2, 42619960), (4, 21309980), (5, 17047984), (8, 10654990), (10, 8523992), (16, 5327495), (20, 4261996), (40, 2130998), (80, 1065499), (149, 572080), (298, 286040), (596, 143020), (745, 114416), (1192, 71510), (1490, 57208), (2384, 35755), (2980, 28604), (5960, 14302), (7151, 11920)]