9020900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{263}}^1$

素因数の和:298

約数の個数: 72

約数和(自身を含む): 22915200

約数和(自身を除く): 13894300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 263, 343, 350, 490, 526, 686, 700, 980, 1052, 1225, 1315, 1372, 1715, 1841, 2450, 2630, 3430, 3682, 4900, 5260, 6575, 6860, 7364, 8575, 9205, 12887, 13150, 17150, 18410, 25774, 26300, 34300, 36820, 46025, 51548, 64435, 90209, 92050, 128870, 180418, 184100, 257740, 322175, 360836, 451045, 644350, 902090, 1288700, 1804180, 2255225, 4510450, 9020900]

約数ペア:

[(1, 9020900), (2, 4510450), (4, 2255225), (5, 1804180), (7, 1288700), (10, 902090), (14, 644350), (20, 451045), (25, 360836), (28, 322175), (35, 257740), (49, 184100), (50, 180418), (70, 128870), (98, 92050), (100, 90209), (140, 64435), (175, 51548), (196, 46025), (245, 36820), (263, 34300), (343, 26300), (350, 25774), (490, 18410), (526, 17150), (686, 13150), (700, 12887), (980, 9205), (1052, 8575), (1225, 7364), (1315, 6860), (1372, 6575), (1715, 5260), (1841, 4900), (2450, 3682), (2630, 3430)]