86815000

素因数分解:

$2^3\times 5^4\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 206652600

約数和(自身を除く): 119837600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 125, 179, 194, 200, 250, 358, 388, 485, 500, 625, 716, 776, 895, 970, 1000, 1250, 1432, 1790, 1940, 2425, 2500, 3580, 3880, 4475, 4850, 5000, 7160, 8950, 9700, 12125, 17363, 17900, 19400, 22375, 24250, 34726, 35800, 44750, 48500, 60625, 69452, 86815, 89500, 97000, 111875, 121250, 138904, 173630, 179000, 223750, 242500, 347260, 434075, 447500, 485000, 694520, 868150, 895000, 1736300, 2170375, 3472600, 4340750, 8681500, 10851875, 17363000, 21703750, 43407500, 86815000]

約数ペア:

[(1, 86815000), (2, 43407500), (4, 21703750), (5, 17363000), (8, 10851875), (10, 8681500), (20, 4340750), (25, 3472600), (40, 2170375), (50, 1736300), (97, 895000), (100, 868150), (125, 694520), (179, 485000), (194, 447500), (200, 434075), (250, 347260), (358, 242500), (388, 223750), (485, 179000), (500, 173630), (625, 138904), (716, 121250), (776, 111875), (895, 97000), (970, 89500), (1000, 86815), (1250, 69452), (1432, 60625), (1790, 48500), (1940, 44750), (2425, 35800), (2500, 34726), (3580, 24250), (3880, 22375), (4475, 19400), (4850, 17900), (5000, 17363), (7160, 12125), (8950, 9700)]