1282474000

素因数分解:

$2^4\times 5^3\times {\mathrm{239}}^1\times {\mathrm{2683}}^1$

素因数の和:2945

約数の個数: 80

約数和(自身を含む): 3115157760

約数和(自身を除く): 1832683760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 239, 250, 400, 478, 500, 956, 1000, 1195, 1912, 2000, 2390, 2683, 3824, 4780, 5366, 5975, 9560, 10732, 11950, 13415, 19120, 21464, 23900, 26830, 29875, 42928, 47800, 53660, 59750, 67075, 95600, 107320, 119500, 134150, 214640, 239000, 268300, 335375, 478000, 536600, 641237, 670750, 1073200, 1282474, 1341500, 2564948, 2683000, 3206185, 5129896, 5366000, 6412370, 10259792, 12824740, 16030925, 25649480, 32061850, 51298960, 64123700, 80154625, 128247400, 160309250, 256494800, 320618500, 641237000, 1282474000]

約数ペア:

[(1, 1282474000), (2, 641237000), (4, 320618500), (5, 256494800), (8, 160309250), (10, 128247400), (16, 80154625), (20, 64123700), (25, 51298960), (40, 32061850), (50, 25649480), (80, 16030925), (100, 12824740), (125, 10259792), (200, 6412370), (239, 5366000), (250, 5129896), (400, 3206185), (478, 2683000), (500, 2564948), (956, 1341500), (1000, 1282474), (1195, 1073200), (1912, 670750), (2000, 641237), (2390, 536600), (2683, 478000), (3824, 335375), (4780, 268300), (5366, 239000), (5975, 214640), (9560, 134150), (10732, 119500), (11950, 107320), (13415, 95600), (19120, 67075), (21464, 59750), (23900, 53660), (26830, 47800), (29875, 42928)]