25754280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1367}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 77811840

約数和(自身を除く): 52057560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1367, 1570, 1884, 2355, 2734, 3140, 3768, 4101, 4710, 5468, 6280, 6835, 8202, 9420, 10936, 13670, 16404, 18840, 20505, 27340, 32808, 41010, 54680, 82020, 164040, 214619, 429238, 643857, 858476, 1073095, 1287714, 1716952, 2146190, 2575428, 3219285, 4292380, 5150856, 6438570, 8584760, 12877140, 25754280]

約数ペア:

[(1, 25754280), (2, 12877140), (3, 8584760), (4, 6438570), (5, 5150856), (6, 4292380), (8, 3219285), (10, 2575428), (12, 2146190), (15, 1716952), (20, 1287714), (24, 1073095), (30, 858476), (40, 643857), (60, 429238), (120, 214619), (157, 164040), (314, 82020), (471, 54680), (628, 41010), (785, 32808), (942, 27340), (1256, 20505), (1367, 18840), (1570, 16404), (1884, 13670), (2355, 10936), (2734, 9420), (3140, 8202), (3768, 6835), (4101, 6280), (4710, 5468)]