68709520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78079}}^1$

素因数の和:78103

約数の個数: 40

約数和(自身を含む): 174274560

約数和(自身を除く): 105565040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 78079, 156158, 312316, 390395, 624632, 780790, 858869, 1249264, 1561580, 1717738, 3123160, 3435476, 4294345, 6246320, 6870952, 8588690, 13741904, 17177380, 34354760, 68709520]

約数ペア:

[(1, 68709520), (2, 34354760), (4, 17177380), (5, 13741904), (8, 8588690), (10, 6870952), (11, 6246320), (16, 4294345), (20, 3435476), (22, 3123160), (40, 1717738), (44, 1561580), (55, 1249264), (80, 858869), (88, 780790), (110, 624632), (176, 390395), (220, 312316), (440, 156158), (880, 78079)]