76489000

素因数分解:

$2^3\times 5^3\times 7^3\times {\mathrm{223}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 209664000

約数和(自身を除く): 133175000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 223, 245, 250, 280, 343, 350, 392, 446, 490, 500, 686, 700, 875, 892, 980, 1000, 1115, 1225, 1372, 1400, 1561, 1715, 1750, 1784, 1960, 2230, 2450, 2744, 3122, 3430, 3500, 4460, 4900, 5575, 6125, 6244, 6860, 7000, 7805, 8575, 8920, 9800, 10927, 11150, 12250, 12488, 13720, 15610, 17150, 21854, 22300, 24500, 27875, 31220, 34300, 39025, 42875, 43708, 44600, 49000, 54635, 55750, 62440, 68600, 76489, 78050, 85750, 87416, 109270, 111500, 152978, 156100, 171500, 195125, 218540, 223000, 273175, 305956, 312200, 343000, 382445, 390250, 437080, 546350, 611912, 764890, 780500, 1092700, 1365875, 1529780, 1561000, 1912225, 2185400, 2731750, 3059560, 3824450, 5463500, 7648900, 9561125, 10927000, 15297800, 19122250, 38244500, 76489000]

約数ペア:

[(1, 76489000), (2, 38244500), (4, 19122250), (5, 15297800), (7, 10927000), (8, 9561125), (10, 7648900), (14, 5463500), (20, 3824450), (25, 3059560), (28, 2731750), (35, 2185400), (40, 1912225), (49, 1561000), (50, 1529780), (56, 1365875), (70, 1092700), (98, 780500), (100, 764890), (125, 611912), (140, 546350), (175, 437080), (196, 390250), (200, 382445), (223, 343000), (245, 312200), (250, 305956), (280, 273175), (343, 223000), (350, 218540), (392, 195125), (446, 171500), (490, 156100), (500, 152978), (686, 111500), (700, 109270), (875, 87416), (892, 85750), (980, 78050), (1000, 76489), (1115, 68600), (1225, 62440), (1372, 55750), (1400, 54635), (1561, 49000), (1715, 44600), (1750, 43708), (1784, 42875), (1960, 39025), (2230, 34300), (2450, 31220), (2744, 27875), (3122, 24500), (3430, 22300), (3500, 21854), (4460, 17150), (4900, 15610), (5575, 13720), (6125, 12488), (6244, 12250), (6860, 11150), (7000, 10927), (7805, 9800), (8575, 8920)]