31125180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1171}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 87421824

約数和(自身を除く): 56296644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 443, 886, 1171, 1329, 1772, 2215, 2342, 2658, 3513, 4430, 4684, 5316, 5855, 6645, 7026, 8860, 11710, 13290, 14052, 17565, 23420, 26580, 35130, 70260, 518753, 1037506, 1556259, 2075012, 2593765, 3112518, 5187530, 6225036, 7781295, 10375060, 15562590, 31125180]

約数ペア:

[(1, 31125180), (2, 15562590), (3, 10375060), (4, 7781295), (5, 6225036), (6, 5187530), (10, 3112518), (12, 2593765), (15, 2075012), (20, 1556259), (30, 1037506), (60, 518753), (443, 70260), (886, 35130), (1171, 26580), (1329, 23420), (1772, 17565), (2215, 14052), (2342, 13290), (2658, 11710), (3513, 8860), (4430, 7026), (4684, 6645), (5316, 5855)]