67989680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77261}}^1$

素因数の和:77285

約数の個数: 40

約数和(自身を含む): 172448784

約数和(自身を除く): 104459104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77261, 154522, 309044, 386305, 618088, 772610, 849871, 1236176, 1545220, 1699742, 3090440, 3399484, 4249355, 6180880, 6798968, 8498710, 13597936, 16997420, 33994840, 67989680]

約数ペア:

[(1, 67989680), (2, 33994840), (4, 16997420), (5, 13597936), (8, 8498710), (10, 6798968), (11, 6180880), (16, 4249355), (20, 3399484), (22, 3090440), (40, 1699742), (44, 1545220), (55, 1236176), (80, 849871), (88, 772610), (110, 618088), (176, 386305), (220, 309044), (440, 154522), (880, 77261)]