74865820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{4451}}^1$

素因数の和:4518

約数の個数: 36

約数和(自身を含む): 162863064

約数和(自身を除く): 87997244

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 4451, 8410, 8902, 16820, 17804, 22255, 44510, 89020, 129079, 258158, 516316, 645395, 1290790, 2581580, 3743291, 7486582, 14973164, 18716455, 37432910, 74865820]

約数ペア:

[(1, 74865820), (2, 37432910), (4, 18716455), (5, 14973164), (10, 7486582), (20, 3743291), (29, 2581580), (58, 1290790), (116, 645395), (145, 516316), (290, 258158), (580, 129079), (841, 89020), (1682, 44510), (3364, 22255), (4205, 17804), (4451, 16820), (8410, 8902)]