25807600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:747

約数の個数: 120

約数和(自身を含む): 76418720

約数和(自身を除く): 50611120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 175, 182, 200, 208, 260, 280, 325, 350, 364, 400, 455, 520, 560, 650, 700, 709, 728, 910, 1040, 1300, 1400, 1418, 1456, 1820, 2275, 2600, 2800, 2836, 3545, 3640, 4550, 4963, 5200, 5672, 7090, 7280, 9100, 9217, 9926, 11344, 14180, 17725, 18200, 18434, 19852, 24815, 28360, 35450, 36400, 36868, 39704, 46085, 49630, 56720, 64519, 70900, 73736, 79408, 92170, 99260, 124075, 129038, 141800, 147472, 184340, 198520, 230425, 248150, 258076, 283600, 322595, 368680, 397040, 460850, 496300, 516152, 645190, 737360, 921700, 992600, 1032304, 1290380, 1612975, 1843400, 1985200, 2580760, 3225950, 3686800, 5161520, 6451900, 12903800, 25807600]

約数ペア:

[(1, 25807600), (2, 12903800), (4, 6451900), (5, 5161520), (7, 3686800), (8, 3225950), (10, 2580760), (13, 1985200), (14, 1843400), (16, 1612975), (20, 1290380), (25, 1032304), (26, 992600), (28, 921700), (35, 737360), (40, 645190), (50, 516152), (52, 496300), (56, 460850), (65, 397040), (70, 368680), (80, 322595), (91, 283600), (100, 258076), (104, 248150), (112, 230425), (130, 198520), (140, 184340), (175, 147472), (182, 141800), (200, 129038), (208, 124075), (260, 99260), (280, 92170), (325, 79408), (350, 73736), (364, 70900), (400, 64519), (455, 56720), (520, 49630), (560, 46085), (650, 39704), (700, 36868), (709, 36400), (728, 35450), (910, 28360), (1040, 24815), (1300, 19852), (1400, 18434), (1418, 18200), (1456, 17725), (1820, 14180), (2275, 11344), (2600, 9926), (2800, 9217), (2836, 9100), (3545, 7280), (3640, 7090), (4550, 5672), (4963, 5200)]