169729121080

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{6419407}}^1$

素因数の和:6420079

約数の個数: 32

約数和(自身を含む): 382468328640

約数和(自身を除く): 212739207560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 26440, 6419407, 12838814, 25677628, 32097035, 51355256, 64194070, 128388140, 256776280, 4243228027, 8486456054, 16972912108, 21216140135, 33945824216, 42432280270, 84864560540, 169729121080]

約数ペア:

[(1, 169729121080), (2, 84864560540), (4, 42432280270), (5, 33945824216), (8, 21216140135), (10, 16972912108), (20, 8486456054), (40, 4243228027), (661, 256776280), (1322, 128388140), (2644, 64194070), (3305, 51355256), (5288, 32097035), (6610, 25677628), (13220, 12838814), (26440, 6419407)]