68804216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2087}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 139436640

約数和(自身を除く): 70632424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 634, 1268, 2087, 2536, 4121, 4174, 8242, 8348, 16484, 16696, 27131, 32968, 54262, 108524, 217048, 661579, 1323158, 2646316, 5292632, 8600527, 17201054, 34402108, 68804216]

約数ペア:

[(1, 68804216), (2, 34402108), (4, 17201054), (8, 8600527), (13, 5292632), (26, 2646316), (52, 1323158), (104, 661579), (317, 217048), (634, 108524), (1268, 54262), (2087, 32968), (2536, 27131), (4121, 16696), (4174, 16484), (8242, 8348)]