7742000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 120

約数和(自身を含む): 22052160

約数和(自身を除く): 14310160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 80, 98, 100, 112, 125, 140, 158, 175, 196, 200, 245, 250, 280, 316, 350, 392, 395, 400, 490, 500, 553, 560, 632, 700, 784, 790, 875, 980, 1000, 1106, 1225, 1264, 1400, 1580, 1750, 1960, 1975, 2000, 2212, 2450, 2765, 2800, 3160, 3500, 3871, 3920, 3950, 4424, 4900, 5530, 6125, 6320, 7000, 7742, 7900, 8848, 9800, 9875, 11060, 12250, 13825, 14000, 15484, 15800, 19355, 19600, 19750, 22120, 24500, 27650, 30968, 31600, 38710, 39500, 44240, 49000, 55300, 61936, 69125, 77420, 79000, 96775, 98000, 110600, 138250, 154840, 158000, 193550, 221200, 276500, 309680, 387100, 483875, 553000, 774200, 967750, 1106000, 1548400, 1935500, 3871000, 7742000]

約数ペア:

[(1, 7742000), (2, 3871000), (4, 1935500), (5, 1548400), (7, 1106000), (8, 967750), (10, 774200), (14, 553000), (16, 483875), (20, 387100), (25, 309680), (28, 276500), (35, 221200), (40, 193550), (49, 158000), (50, 154840), (56, 138250), (70, 110600), (79, 98000), (80, 96775), (98, 79000), (100, 77420), (112, 69125), (125, 61936), (140, 55300), (158, 49000), (175, 44240), (196, 39500), (200, 38710), (245, 31600), (250, 30968), (280, 27650), (316, 24500), (350, 22120), (392, 19750), (395, 19600), (400, 19355), (490, 15800), (500, 15484), (553, 14000), (560, 13825), (632, 12250), (700, 11060), (784, 9875), (790, 9800), (875, 8848), (980, 7900), (1000, 7742), (1106, 7000), (1225, 6320), (1264, 6125), (1400, 5530), (1580, 4900), (1750, 4424), (1960, 3950), (1975, 3920), (2000, 3871), (2212, 3500), (2450, 3160), (2765, 2800)]