85038920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51853}}^1$

素因数の和:51905

約数の個数: 32

約数和(自身を含む): 196008120

約数和(自身を除く): 110969200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51853, 103706, 207412, 259265, 414824, 518530, 1037060, 2074120, 2125973, 4251946, 8503892, 10629865, 17007784, 21259730, 42519460, 85038920]

約数ペア:

[(1, 85038920), (2, 42519460), (4, 21259730), (5, 17007784), (8, 10629865), (10, 8503892), (20, 4251946), (40, 2125973), (41, 2074120), (82, 1037060), (164, 518530), (205, 414824), (328, 259265), (410, 207412), (820, 103706), (1640, 51853)]