81226624

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 167712480

約数和(自身を除く): 86485856

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 101, 103, 122, 128, 202, 206, 244, 404, 412, 488, 808, 824, 976, 1616, 1648, 1952, 3232, 3296, 3904, 6161, 6283, 6464, 6592, 7808, 10403, 12322, 12566, 12928, 13184, 20806, 24644, 25132, 41612, 49288, 50264, 83224, 98576, 100528, 166448, 197152, 201056, 332896, 394304, 402112, 634583, 665792, 788608, 804224, 1269166, 1331584, 2538332, 5076664, 10153328, 20306656, 40613312, 81226624]

約数ペア:

[(1, 81226624), (2, 40613312), (4, 20306656), (8, 10153328), (16, 5076664), (32, 2538332), (61, 1331584), (64, 1269166), (101, 804224), (103, 788608), (122, 665792), (128, 634583), (202, 402112), (206, 394304), (244, 332896), (404, 201056), (412, 197152), (488, 166448), (808, 100528), (824, 98576), (976, 83224), (1616, 50264), (1648, 49288), (1952, 41612), (3232, 25132), (3296, 24644), (3904, 20806), (6161, 13184), (6283, 12928), (6464, 12566), (6592, 12322), (7808, 10403)]