78251470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7993}}^1$

素因数の和:8100

約数の個数: 32

約数和(自身を含む): 155403360

約数和(自身を除く): 77151890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 7993, 9790, 15986, 39965, 79930, 87923, 175846, 439615, 711377, 879230, 1422754, 3556885, 7113770, 7825147, 15650294, 39125735, 78251470]

約数ペア:

[(1, 78251470), (2, 39125735), (5, 15650294), (10, 7825147), (11, 7113770), (22, 3556885), (55, 1422754), (89, 879230), (110, 711377), (178, 439615), (445, 175846), (890, 87923), (979, 79930), (1958, 39965), (4895, 15986), (7993, 9790)]