99978400

素因数分解:

$2^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2659}}^1$

素因数の和:2726

約数の個数: 72

約数和(自身を含む): 249359040

約数和(自身を除く): 149380640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 160, 188, 200, 235, 376, 400, 470, 752, 800, 940, 1175, 1504, 1880, 2350, 2659, 3760, 4700, 5318, 7520, 9400, 10636, 13295, 18800, 21272, 26590, 37600, 42544, 53180, 66475, 85088, 106360, 124973, 132950, 212720, 249946, 265900, 425440, 499892, 531800, 624865, 999784, 1063600, 1249730, 1999568, 2127200, 2499460, 3124325, 3999136, 4998920, 6248650, 9997840, 12497300, 19995680, 24994600, 49989200, 99978400]

約数ペア:

[(1, 99978400), (2, 49989200), (4, 24994600), (5, 19995680), (8, 12497300), (10, 9997840), (16, 6248650), (20, 4998920), (25, 3999136), (32, 3124325), (40, 2499460), (47, 2127200), (50, 1999568), (80, 1249730), (94, 1063600), (100, 999784), (160, 624865), (188, 531800), (200, 499892), (235, 425440), (376, 265900), (400, 249946), (470, 212720), (752, 132950), (800, 124973), (940, 106360), (1175, 85088), (1504, 66475), (1880, 53180), (2350, 42544), (2659, 37600), (3760, 26590), (4700, 21272), (5318, 18800), (7520, 13295), (9400, 10636)]