461865500

素因数分解:

$2^2\times 5^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 1040195520

約数和(自身を除く): 578330020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 97, 100, 107, 125, 178, 194, 214, 250, 356, 388, 428, 445, 485, 500, 535, 890, 970, 1070, 1780, 1940, 2140, 2225, 2425, 2675, 4450, 4850, 5350, 8633, 8900, 9523, 9700, 10379, 10700, 11125, 12125, 13375, 17266, 19046, 20758, 22250, 24250, 26750, 34532, 38092, 41516, 43165, 44500, 47615, 48500, 51895, 53500, 86330, 95230, 103790, 172660, 190460, 207580, 215825, 238075, 259475, 431650, 476150, 518950, 863300, 923731, 952300, 1037900, 1079125, 1190375, 1297375, 1847462, 2158250, 2380750, 2594750, 3694924, 4316500, 4618655, 4761500, 5189500, 9237310, 18474620, 23093275, 46186550, 92373100, 115466375, 230932750, 461865500]

約数ペア:

[(1, 461865500), (2, 230932750), (4, 115466375), (5, 92373100), (10, 46186550), (20, 23093275), (25, 18474620), (50, 9237310), (89, 5189500), (97, 4761500), (100, 4618655), (107, 4316500), (125, 3694924), (178, 2594750), (194, 2380750), (214, 2158250), (250, 1847462), (356, 1297375), (388, 1190375), (428, 1079125), (445, 1037900), (485, 952300), (500, 923731), (535, 863300), (890, 518950), (970, 476150), (1070, 431650), (1780, 259475), (1940, 238075), (2140, 215825), (2225, 207580), (2425, 190460), (2675, 172660), (4450, 103790), (4850, 95230), (5350, 86330), (8633, 53500), (8900, 51895), (9523, 48500), (9700, 47615), (10379, 44500), (10700, 43165), (11125, 41516), (12125, 38092), (13375, 34532), (17266, 26750), (19046, 24250), (20758, 22250)]