81868264

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4241}}^1$

素因数の和:4393

約数の個数: 32

約数和(自身を含む): 162892800

約数和(自身を除く): 81024536

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 1016, 2413, 4241, 4826, 8482, 9652, 16964, 19304, 33928, 80579, 161158, 322316, 538607, 644632, 1077214, 2154428, 4308856, 10233533, 20467066, 40934132, 81868264]

約数ペア:

[(1, 81868264), (2, 40934132), (4, 20467066), (8, 10233533), (19, 4308856), (38, 2154428), (76, 1077214), (127, 644632), (152, 538607), (254, 322316), (508, 161158), (1016, 80579), (2413, 33928), (4241, 19304), (4826, 16964), (8482, 9652)]