81243152

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:911

約数の個数: 40

約数和(自身を含む): 163650240

約数和(自身を除く): 82407088

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 311, 464, 563, 622, 1126, 1244, 2252, 2488, 4504, 4976, 9008, 9019, 16327, 18038, 32654, 36076, 65308, 72152, 130616, 144304, 175093, 261232, 350186, 700372, 1400744, 2801488, 5077697, 10155394, 20310788, 40621576, 81243152]

約数ペア:

[(1, 81243152), (2, 40621576), (4, 20310788), (8, 10155394), (16, 5077697), (29, 2801488), (58, 1400744), (116, 700372), (232, 350186), (311, 261232), (464, 175093), (563, 144304), (622, 130616), (1126, 72152), (1244, 65308), (2252, 36076), (2488, 32654), (4504, 18038), (4976, 16327), (9008, 9019)]