66523840

素因数分解:

$2^6\times 5^1\times {\mathrm{449}}^1\times {\mathrm{463}}^1$

素因数の和:929

約数の個数: 56

約数和(自身を含む): 159105600

約数和(自身を除く): 92581760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 449, 463, 898, 926, 1796, 1852, 2245, 2315, 3592, 3704, 4490, 4630, 7184, 7408, 8980, 9260, 14368, 14816, 17960, 18520, 28736, 29632, 35920, 37040, 71840, 74080, 143680, 148160, 207887, 415774, 831548, 1039435, 1663096, 2078870, 3326192, 4157740, 6652384, 8315480, 13304768, 16630960, 33261920, 66523840]

約数ペア:

[(1, 66523840), (2, 33261920), (4, 16630960), (5, 13304768), (8, 8315480), (10, 6652384), (16, 4157740), (20, 3326192), (32, 2078870), (40, 1663096), (64, 1039435), (80, 831548), (160, 415774), (320, 207887), (449, 148160), (463, 143680), (898, 74080), (926, 71840), (1796, 37040), (1852, 35920), (2245, 29632), (2315, 28736), (3592, 18520), (3704, 17960), (4490, 14816), (4630, 14368), (7184, 9260), (7408, 8980)]