66433840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6863}}^1$

素因数の和:6898

約数の個数: 60

約数和(自身を含む): 169801632

約数和(自身を除く): 103367792

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 6863, 9680, 13726, 27452, 34315, 54904, 68630, 75493, 109808, 137260, 150986, 274520, 301972, 377465, 549040, 603944, 754930, 830423, 1207888, 1509860, 1660846, 3019720, 3321692, 4152115, 6039440, 6643384, 8304230, 13286768, 16608460, 33216920, 66433840]

約数ペア:

[(1, 66433840), (2, 33216920), (4, 16608460), (5, 13286768), (8, 8304230), (10, 6643384), (11, 6039440), (16, 4152115), (20, 3321692), (22, 3019720), (40, 1660846), (44, 1509860), (55, 1207888), (80, 830423), (88, 754930), (110, 603944), (121, 549040), (176, 377465), (220, 301972), (242, 274520), (440, 150986), (484, 137260), (605, 109808), (880, 75493), (968, 68630), (1210, 54904), (1936, 34315), (2420, 27452), (4840, 13726), (6863, 9680)]