85878160

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2677}}^1$

素因数の和:3091

約数の個数: 40

約数和(自身を含む): 200239416

約数和(自身を除く): 114361256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 2677, 3208, 4010, 5354, 6416, 8020, 10708, 13385, 16040, 21416, 26770, 32080, 42832, 53540, 107080, 214160, 1073477, 2146954, 4293908, 5367385, 8587816, 10734770, 17175632, 21469540, 42939080, 85878160]

約数ペア:

[(1, 85878160), (2, 42939080), (4, 21469540), (5, 17175632), (8, 10734770), (10, 8587816), (16, 5367385), (20, 4293908), (40, 2146954), (80, 1073477), (401, 214160), (802, 107080), (1604, 53540), (2005, 42832), (2677, 32080), (3208, 26770), (4010, 21416), (5354, 16040), (6416, 13385), (8020, 10708)]