90853000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{12979}}^1$

素因数の和:13007

約数の個数: 64

約数和(自身を含む): 242985600

約数和(自身を除く): 152132600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 12979, 25958, 51916, 64895, 90853, 103832, 129790, 181706, 259580, 324475, 363412, 454265, 519160, 648950, 726824, 908530, 1297900, 1622375, 1817060, 2271325, 2595800, 3244750, 3634120, 4542650, 6489500, 9085300, 11356625, 12979000, 18170600, 22713250, 45426500, 90853000]

約数ペア:

[(1, 90853000), (2, 45426500), (4, 22713250), (5, 18170600), (7, 12979000), (8, 11356625), (10, 9085300), (14, 6489500), (20, 4542650), (25, 3634120), (28, 3244750), (35, 2595800), (40, 2271325), (50, 1817060), (56, 1622375), (70, 1297900), (100, 908530), (125, 726824), (140, 648950), (175, 519160), (200, 454265), (250, 363412), (280, 324475), (350, 259580), (500, 181706), (700, 129790), (875, 103832), (1000, 90853), (1400, 64895), (1750, 51916), (3500, 25958), (7000, 12979)]