64000904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 138378240

約数和(自身を除く): 74377336

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 103, 184, 206, 253, 307, 412, 506, 614, 824, 1012, 1133, 1228, 2024, 2266, 2369, 2456, 3377, 4532, 4738, 6754, 7061, 9064, 9476, 13508, 14122, 18952, 26059, 27016, 28244, 31621, 52118, 56488, 63242, 77671, 104236, 126484, 155342, 208472, 252968, 310684, 347831, 621368, 695662, 727283, 1391324, 1454566, 2782648, 2909132, 5818264, 8000113, 16000226, 32000452, 64000904]

約数ペア:

[(1, 64000904), (2, 32000452), (4, 16000226), (8, 8000113), (11, 5818264), (22, 2909132), (23, 2782648), (44, 1454566), (46, 1391324), (88, 727283), (92, 695662), (103, 621368), (184, 347831), (206, 310684), (253, 252968), (307, 208472), (412, 155342), (506, 126484), (614, 104236), (824, 77671), (1012, 63242), (1133, 56488), (1228, 52118), (2024, 31621), (2266, 28244), (2369, 27016), (2456, 26059), (3377, 18952), (4532, 14122), (4738, 13508), (6754, 9476), (7061, 9064)]