81199312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7219}}^1$

素因数の和:7283

約数の個数: 40

約数和(自身を含む): 170103200

約数和(自身を除く): 88903888

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 7219, 11248, 14438, 28876, 57752, 115504, 137161, 267103, 274322, 534206, 548644, 1068412, 1097288, 2136824, 2194576, 4273648, 5074957, 10149914, 20299828, 40599656, 81199312]

約数ペア:

[(1, 81199312), (2, 40599656), (4, 20299828), (8, 10149914), (16, 5074957), (19, 4273648), (37, 2194576), (38, 2136824), (74, 1097288), (76, 1068412), (148, 548644), (152, 534206), (296, 274322), (304, 267103), (592, 137161), (703, 115504), (1406, 57752), (2812, 28876), (5624, 14438), (7219, 11248)]