800762500

素因数分解:

$2^2\times 5^5\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:152

約数の個数: 108

約数和(自身を含む): 1851326820

約数和(自身を除く): 1050564320

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 125, 145, 188, 235, 250, 290, 470, 500, 580, 625, 725, 940, 1175, 1250, 1363, 1450, 2209, 2350, 2500, 2726, 2900, 3125, 3625, 4418, 4700, 5452, 5875, 6250, 6815, 7250, 8836, 11045, 11750, 12500, 13630, 14500, 18125, 22090, 23500, 27260, 29375, 34075, 36250, 44180, 55225, 58750, 64061, 68150, 72500, 90625, 110450, 117500, 128122, 136300, 146875, 170375, 181250, 220900, 256244, 276125, 293750, 320305, 340750, 362500, 552250, 587500, 640610, 681500, 851875, 1104500, 1281220, 1380625, 1601525, 1703750, 2761250, 3203050, 3407500, 4259375, 5522500, 6406100, 6903125, 8007625, 8518750, 13806250, 16015250, 17037500, 27612500, 32030500, 40038125, 80076250, 160152500, 200190625, 400381250, 800762500]

約数ペア:

[(1, 800762500), (2, 400381250), (4, 200190625), (5, 160152500), (10, 80076250), (20, 40038125), (25, 32030500), (29, 27612500), (47, 17037500), (50, 16015250), (58, 13806250), (94, 8518750), (100, 8007625), (116, 6903125), (125, 6406100), (145, 5522500), (188, 4259375), (235, 3407500), (250, 3203050), (290, 2761250), (470, 1703750), (500, 1601525), (580, 1380625), (625, 1281220), (725, 1104500), (940, 851875), (1175, 681500), (1250, 640610), (1363, 587500), (1450, 552250), (2209, 362500), (2350, 340750), (2500, 320305), (2726, 293750), (2900, 276125), (3125, 256244), (3625, 220900), (4418, 181250), (4700, 170375), (5452, 146875), (5875, 136300), (6250, 128122), (6815, 117500), (7250, 110450), (8836, 90625), (11045, 72500), (11750, 68150), (12500, 64061), (13630, 58750), (14500, 55225), (18125, 44180), (22090, 36250), (23500, 34075), (27260, 29375)]