49138000

素因数分解:

$2^4\times 5^3\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 80

約数和(自身を含む): 120706560

約数和(自身を除く): 71568560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 125, 158, 200, 250, 311, 316, 395, 400, 500, 622, 632, 790, 1000, 1244, 1264, 1555, 1580, 1975, 2000, 2488, 3110, 3160, 3950, 4976, 6220, 6320, 7775, 7900, 9875, 12440, 15550, 15800, 19750, 24569, 24880, 31100, 31600, 38875, 39500, 49138, 62200, 77750, 79000, 98276, 122845, 124400, 155500, 158000, 196552, 245690, 311000, 393104, 491380, 614225, 622000, 982760, 1228450, 1965520, 2456900, 3071125, 4913800, 6142250, 9827600, 12284500, 24569000, 49138000]

約数ペア:

[(1, 49138000), (2, 24569000), (4, 12284500), (5, 9827600), (8, 6142250), (10, 4913800), (16, 3071125), (20, 2456900), (25, 1965520), (40, 1228450), (50, 982760), (79, 622000), (80, 614225), (100, 491380), (125, 393104), (158, 311000), (200, 245690), (250, 196552), (311, 158000), (316, 155500), (395, 124400), (400, 122845), (500, 98276), (622, 79000), (632, 77750), (790, 62200), (1000, 49138), (1244, 39500), (1264, 38875), (1555, 31600), (1580, 31100), (1975, 24880), (2000, 24569), (2488, 19750), (3110, 15800), (3160, 15550), (3950, 12440), (4976, 9875), (6220, 7900), (6320, 7775)]