65209900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4903}}^1$

素因数の和:4943

約数の個数: 72

約数和(自身を含む): 170266880

約数和(自身を除く): 105056980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 4903, 6650, 9806, 13300, 19612, 24515, 34321, 49030, 68642, 93157, 98060, 122575, 137284, 171605, 186314, 245150, 343210, 372628, 465785, 490300, 652099, 686420, 858025, 931570, 1304198, 1716050, 1863140, 2328925, 2608396, 3260495, 3432100, 4657850, 6520990, 9315700, 13041980, 16302475, 32604950, 65209900]

約数ペア:

[(1, 65209900), (2, 32604950), (4, 16302475), (5, 13041980), (7, 9315700), (10, 6520990), (14, 4657850), (19, 3432100), (20, 3260495), (25, 2608396), (28, 2328925), (35, 1863140), (38, 1716050), (50, 1304198), (70, 931570), (76, 858025), (95, 686420), (100, 652099), (133, 490300), (140, 465785), (175, 372628), (190, 343210), (266, 245150), (350, 186314), (380, 171605), (475, 137284), (532, 122575), (665, 98060), (700, 93157), (950, 68642), (1330, 49030), (1900, 34321), (2660, 24515), (3325, 19612), (4903, 13300), (6650, 9806)]