2017265000

素因数分解:

$2^3\times 5^4\times {\mathrm{79}}^1\times {\mathrm{5107}}^1$

素因数の和:5212

約数の個数: 80

約数和(自身を含む): 4787217600

約数和(自身を除く): 2769952600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 250, 316, 395, 500, 625, 632, 790, 1000, 1250, 1580, 1975, 2500, 3160, 3950, 5000, 5107, 7900, 9875, 10214, 15800, 19750, 20428, 25535, 39500, 40856, 49375, 51070, 79000, 98750, 102140, 127675, 197500, 204280, 255350, 395000, 403453, 510700, 638375, 806906, 1021400, 1276750, 1613812, 2017265, 2553500, 3191875, 3227624, 4034530, 5107000, 6383750, 8069060, 10086325, 12767500, 16138120, 20172650, 25535000, 40345300, 50431625, 80690600, 100863250, 201726500, 252158125, 403453000, 504316250, 1008632500, 2017265000]

約数ペア:

[(1, 2017265000), (2, 1008632500), (4, 504316250), (5, 403453000), (8, 252158125), (10, 201726500), (20, 100863250), (25, 80690600), (40, 50431625), (50, 40345300), (79, 25535000), (100, 20172650), (125, 16138120), (158, 12767500), (200, 10086325), (250, 8069060), (316, 6383750), (395, 5107000), (500, 4034530), (625, 3227624), (632, 3191875), (790, 2553500), (1000, 2017265), (1250, 1613812), (1580, 1276750), (1975, 1021400), (2500, 806906), (3160, 638375), (3950, 510700), (5000, 403453), (5107, 395000), (7900, 255350), (9875, 204280), (10214, 197500), (15800, 127675), (19750, 102140), (20428, 98750), (25535, 79000), (39500, 51070), (40856, 49375)]