81956048

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7349}}^1$

素因数の和:7415

約数の個数: 40

約数和(自身を含む): 172254600

約数和(自身を除く): 90298552

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 2788, 5576, 7349, 11152, 14698, 29396, 58792, 117584, 124933, 249866, 301309, 499732, 602618, 999464, 1205236, 1998928, 2410472, 4820944, 5122253, 10244506, 20489012, 40978024, 81956048]

約数ペア:

[(1, 81956048), (2, 40978024), (4, 20489012), (8, 10244506), (16, 5122253), (17, 4820944), (34, 2410472), (41, 1998928), (68, 1205236), (82, 999464), (136, 602618), (164, 499732), (272, 301309), (328, 249866), (656, 124933), (697, 117584), (1394, 58792), (2788, 29396), (5576, 14698), (7349, 11152)]