68980100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{98543}}^1$

素因数の和:98564

約数の個数: 36

約数和(自身を含む): 171072384

約数和(自身を除く): 102092284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 98543, 197086, 394172, 492715, 689801, 985430, 1379602, 1970860, 2463575, 2759204, 3449005, 4927150, 6898010, 9854300, 13796020, 17245025, 34490050, 68980100]

約数ペア:

[(1, 68980100), (2, 34490050), (4, 17245025), (5, 13796020), (7, 9854300), (10, 6898010), (14, 4927150), (20, 3449005), (25, 2759204), (28, 2463575), (35, 1970860), (50, 1379602), (70, 985430), (100, 689801), (140, 492715), (175, 394172), (350, 197086), (700, 98543)]