81612444

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 205169328

約数和(自身を除く): 123556884

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 101, 102, 202, 204, 233, 289, 303, 404, 466, 578, 606, 699, 867, 932, 1156, 1212, 1398, 1717, 1734, 2796, 3434, 3468, 3961, 5151, 6868, 7922, 10302, 11883, 15844, 20604, 23533, 23766, 29189, 47066, 47532, 58378, 67337, 70599, 87567, 94132, 116756, 134674, 141198, 175134, 202011, 269348, 282396, 350268, 400061, 404022, 800122, 808044, 1200183, 1600244, 2400366, 4800732, 6801037, 13602074, 20403111, 27204148, 40806222, 81612444]

約数ペア:

[(1, 81612444), (2, 40806222), (3, 27204148), (4, 20403111), (6, 13602074), (12, 6801037), (17, 4800732), (34, 2400366), (51, 1600244), (68, 1200183), (101, 808044), (102, 800122), (202, 404022), (204, 400061), (233, 350268), (289, 282396), (303, 269348), (404, 202011), (466, 175134), (578, 141198), (606, 134674), (699, 116756), (867, 94132), (932, 87567), (1156, 70599), (1212, 67337), (1398, 58378), (1717, 47532), (1734, 47066), (2796, 29189), (3434, 23766), (3468, 23533), (3961, 20604), (5151, 15844), (6868, 11883), (7922, 10302)]