65557620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{121403}}^1$

素因数の和:121421

約数の個数: 48

約数和(自身を含む): 203958720

約数和(自身を除く): 138401100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 121403, 242806, 364209, 485612, 607015, 728418, 1092627, 1214030, 1456836, 1821045, 2185254, 2428060, 3277881, 3642090, 4370508, 5463135, 6555762, 7284180, 10926270, 13111524, 16389405, 21852540, 32778810, 65557620]

約数ペア:

[(1, 65557620), (2, 32778810), (3, 21852540), (4, 16389405), (5, 13111524), (6, 10926270), (9, 7284180), (10, 6555762), (12, 5463135), (15, 4370508), (18, 3642090), (20, 3277881), (27, 2428060), (30, 2185254), (36, 1821045), (45, 1456836), (54, 1214030), (60, 1092627), (90, 728418), (108, 607015), (135, 485612), (180, 364209), (270, 242806), (540, 121403)]