66247000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2189

約数の個数: 64

約数和(自身を含む): 160093440

約数和(自身を除く): 93846440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 1000, 1240, 1550, 2137, 3100, 3875, 4274, 6200, 7750, 8548, 10685, 15500, 17096, 21370, 31000, 42740, 53425, 66247, 85480, 106850, 132494, 213700, 264988, 267125, 331235, 427400, 529976, 534250, 662470, 1068500, 1324940, 1656175, 2137000, 2649880, 3312350, 6624700, 8280875, 13249400, 16561750, 33123500, 66247000]

約数ペア:

[(1, 66247000), (2, 33123500), (4, 16561750), (5, 13249400), (8, 8280875), (10, 6624700), (20, 3312350), (25, 2649880), (31, 2137000), (40, 1656175), (50, 1324940), (62, 1068500), (100, 662470), (124, 534250), (125, 529976), (155, 427400), (200, 331235), (248, 267125), (250, 264988), (310, 213700), (500, 132494), (620, 106850), (775, 85480), (1000, 66247), (1240, 53425), (1550, 42740), (2137, 31000), (3100, 21370), (3875, 17096), (4274, 15500), (6200, 10685), (7750, 8548)]