64639888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{797}}^1$

素因数の和:979

約数の個数: 40

約数和(自身を含む): 129726072

約数和(自身を除く): 65086184

約数列:

[1, 2, 4, 8, 16, 37, 74, 137, 148, 274, 296, 548, 592, 797, 1096, 1594, 2192, 3188, 5069, 6376, 10138, 12752, 20276, 29489, 40552, 58978, 81104, 109189, 117956, 218378, 235912, 436756, 471824, 873512, 1747024, 4039993, 8079986, 16159972, 32319944, 64639888]

約数ペア:

[(1, 64639888), (2, 32319944), (4, 16159972), (8, 8079986), (16, 4039993), (37, 1747024), (74, 873512), (137, 471824), (148, 436756), (274, 235912), (296, 218378), (548, 117956), (592, 109189), (797, 81104), (1096, 58978), (1594, 40552), (2192, 29489), (3188, 20276), (5069, 12752), (6376, 10138)]