68486960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{463}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 163373472

約数和(自身を除く): 94886512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 463, 688, 860, 926, 1720, 1849, 1852, 2315, 3440, 3698, 3704, 4630, 7396, 7408, 9245, 9260, 14792, 18490, 18520, 19909, 29584, 36980, 37040, 39818, 73960, 79636, 99545, 147920, 159272, 199090, 318544, 398180, 796360, 856087, 1592720, 1712174, 3424348, 4280435, 6848696, 8560870, 13697392, 17121740, 34243480, 68486960]

約数ペア:

[(1, 68486960), (2, 34243480), (4, 17121740), (5, 13697392), (8, 8560870), (10, 6848696), (16, 4280435), (20, 3424348), (40, 1712174), (43, 1592720), (80, 856087), (86, 796360), (172, 398180), (215, 318544), (344, 199090), (430, 159272), (463, 147920), (688, 99545), (860, 79636), (926, 73960), (1720, 39818), (1849, 37040), (1852, 36980), (2315, 29584), (3440, 19909), (3698, 18520), (3704, 18490), (4630, 14792), (7396, 9260), (7408, 9245)]