70290040

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7001}}^1$

素因数の和:7263

約数の個数: 32

約数和(自身を含む): 158805360

約数和(自身を除く): 88515320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 7001, 10040, 14002, 28004, 35005, 56008, 70010, 140020, 280040, 1757251, 3514502, 7029004, 8786255, 14058008, 17572510, 35145020, 70290040]

約数ペア:

[(1, 70290040), (2, 35145020), (4, 17572510), (5, 14058008), (8, 8786255), (10, 7029004), (20, 3514502), (40, 1757251), (251, 280040), (502, 140020), (1004, 70010), (1255, 56008), (2008, 35005), (2510, 28004), (5020, 14002), (7001, 10040)]