74792980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{317}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 161554176

約数和(自身を除く): 86761196

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 251, 317, 470, 502, 634, 940, 1004, 1255, 1268, 1585, 2510, 3170, 5020, 6340, 11797, 14899, 23594, 29798, 47188, 58985, 59596, 74495, 79567, 117970, 148990, 159134, 235940, 297980, 318268, 397835, 795670, 1591340, 3739649, 7479298, 14958596, 18698245, 37396490, 74792980]

約数ペア:

[(1, 74792980), (2, 37396490), (4, 18698245), (5, 14958596), (10, 7479298), (20, 3739649), (47, 1591340), (94, 795670), (188, 397835), (235, 318268), (251, 297980), (317, 235940), (470, 159134), (502, 148990), (634, 117970), (940, 79567), (1004, 74495), (1255, 59596), (1268, 58985), (1585, 47188), (2510, 29798), (3170, 23594), (5020, 14899), (6340, 11797)]