12886000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:419

約数の個数: 80

約数和(自身を含む): 33078240

約数和(自身を除く): 20192240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 379, 400, 425, 500, 680, 758, 850, 1000, 1360, 1516, 1700, 1895, 2000, 2125, 3032, 3400, 3790, 4250, 6064, 6443, 6800, 7580, 8500, 9475, 12886, 15160, 17000, 18950, 25772, 30320, 32215, 34000, 37900, 47375, 51544, 64430, 75800, 94750, 103088, 128860, 151600, 161075, 189500, 257720, 322150, 379000, 515440, 644300, 758000, 805375, 1288600, 1610750, 2577200, 3221500, 6443000, 12886000]

約数ペア:

[(1, 12886000), (2, 6443000), (4, 3221500), (5, 2577200), (8, 1610750), (10, 1288600), (16, 805375), (17, 758000), (20, 644300), (25, 515440), (34, 379000), (40, 322150), (50, 257720), (68, 189500), (80, 161075), (85, 151600), (100, 128860), (125, 103088), (136, 94750), (170, 75800), (200, 64430), (250, 51544), (272, 47375), (340, 37900), (379, 34000), (400, 32215), (425, 30320), (500, 25772), (680, 18950), (758, 17000), (850, 15160), (1000, 12886), (1360, 9475), (1516, 8500), (1700, 7580), (1895, 6800), (2000, 6443), (2125, 6064), (3032, 4250), (3400, 3790)]