82868080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1618

約数の個数: 80

約数和(自身を含む): 208111680

約数和(自身を除く): 125243600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 580, 667, 920, 1160, 1334, 1553, 1840, 2320, 2668, 3106, 3335, 5336, 6212, 6670, 7765, 10672, 12424, 13340, 15530, 24848, 26680, 31060, 35719, 45037, 53360, 62120, 71438, 90074, 124240, 142876, 178595, 180148, 225185, 285752, 357190, 360296, 450370, 571504, 714380, 720592, 900740, 1035851, 1428760, 1801480, 2071702, 2857520, 3602960, 4143404, 5179255, 8286808, 10358510, 16573616, 20717020, 41434040, 82868080]

約数ペア:

[(1, 82868080), (2, 41434040), (4, 20717020), (5, 16573616), (8, 10358510), (10, 8286808), (16, 5179255), (20, 4143404), (23, 3602960), (29, 2857520), (40, 2071702), (46, 1801480), (58, 1428760), (80, 1035851), (92, 900740), (115, 720592), (116, 714380), (145, 571504), (184, 450370), (230, 360296), (232, 357190), (290, 285752), (368, 225185), (460, 180148), (464, 178595), (580, 142876), (667, 124240), (920, 90074), (1160, 71438), (1334, 62120), (1553, 53360), (1840, 45037), (2320, 35719), (2668, 31060), (3106, 26680), (3335, 24848), (5336, 15530), (6212, 13340), (6670, 12424), (7765, 10672)]