54078700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1$

素因数の和:2491

約数の個数: 72

約数和(自身を含む): 133866432

約数和(自身を除く): 79787732

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 2447, 4420, 4894, 5525, 9788, 11050, 12235, 22100, 24470, 31811, 41599, 48940, 61175, 63622, 83198, 122350, 127244, 159055, 166396, 207995, 244700, 318110, 415990, 540787, 636220, 795275, 831980, 1039975, 1081574, 1590550, 2079950, 2163148, 2703935, 3181100, 4159900, 5407870, 10815740, 13519675, 27039350, 54078700]

約数ペア:

[(1, 54078700), (2, 27039350), (4, 13519675), (5, 10815740), (10, 5407870), (13, 4159900), (17, 3181100), (20, 2703935), (25, 2163148), (26, 2079950), (34, 1590550), (50, 1081574), (52, 1039975), (65, 831980), (68, 795275), (85, 636220), (100, 540787), (130, 415990), (170, 318110), (221, 244700), (260, 207995), (325, 166396), (340, 159055), (425, 127244), (442, 122350), (650, 83198), (850, 63622), (884, 61175), (1105, 48940), (1300, 41599), (1700, 31811), (2210, 24470), (2447, 22100), (4420, 12235), (4894, 11050), (5525, 9788)]