25448800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2480

約数の個数: 72

約数和(自身を含む): 66933216

約数和(自身を除く): 41484416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2447, 2600, 4894, 5200, 9788, 10400, 12235, 19576, 24470, 31811, 39152, 48940, 61175, 63622, 78304, 97880, 122350, 127244, 159055, 195760, 244700, 254488, 318110, 391520, 489400, 508976, 636220, 795275, 978800, 1017952, 1272440, 1590550, 1957600, 2544880, 3181100, 5089760, 6362200, 12724400, 25448800]

約数ペア:

[(1, 25448800), (2, 12724400), (4, 6362200), (5, 5089760), (8, 3181100), (10, 2544880), (13, 1957600), (16, 1590550), (20, 1272440), (25, 1017952), (26, 978800), (32, 795275), (40, 636220), (50, 508976), (52, 489400), (65, 391520), (80, 318110), (100, 254488), (104, 244700), (130, 195760), (160, 159055), (200, 127244), (208, 122350), (260, 97880), (325, 78304), (400, 63622), (416, 61175), (520, 48940), (650, 39152), (800, 31811), (1040, 24470), (1300, 19576), (2080, 12235), (2447, 10400), (2600, 9788), (4894, 5200)]