61215280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109313}}^1$

素因数の和:109333

約数の個数: 40

約数和(自身を含む): 162659232

約数和(自身を除く): 101443952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109313, 218626, 437252, 546565, 765191, 874504, 1093130, 1530382, 1749008, 2186260, 3060764, 3825955, 4372520, 6121528, 7651910, 8745040, 12243056, 15303820, 30607640, 61215280]

約数ペア:

[(1, 61215280), (2, 30607640), (4, 15303820), (5, 12243056), (7, 8745040), (8, 7651910), (10, 6121528), (14, 4372520), (16, 3825955), (20, 3060764), (28, 2186260), (35, 1749008), (40, 1530382), (56, 1093130), (70, 874504), (80, 765191), (112, 546565), (140, 437252), (280, 218626), (560, 109313)]