82178800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1031

約数の個数: 120

約数和(自身を含む): 226949760

約数和(自身を除く): 144770960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 176, 190, 200, 209, 220, 275, 304, 380, 400, 418, 440, 475, 550, 760, 836, 880, 950, 983, 1045, 1100, 1520, 1672, 1900, 1966, 2090, 2200, 3344, 3800, 3932, 4180, 4400, 4915, 5225, 7600, 7864, 8360, 9830, 10450, 10813, 15728, 16720, 18677, 19660, 20900, 21626, 24575, 37354, 39320, 41800, 43252, 49150, 54065, 74708, 78640, 83600, 86504, 93385, 98300, 108130, 149416, 173008, 186770, 196600, 205447, 216260, 270325, 298832, 373540, 393200, 410894, 432520, 466925, 540650, 747080, 821788, 865040, 933850, 1027235, 1081300, 1494160, 1643576, 1867700, 2054470, 2162600, 3287152, 3735400, 4108940, 4325200, 5136175, 7470800, 8217880, 10272350, 16435760, 20544700, 41089400, 82178800]

約数ペア:

[(1, 82178800), (2, 41089400), (4, 20544700), (5, 16435760), (8, 10272350), (10, 8217880), (11, 7470800), (16, 5136175), (19, 4325200), (20, 4108940), (22, 3735400), (25, 3287152), (38, 2162600), (40, 2054470), (44, 1867700), (50, 1643576), (55, 1494160), (76, 1081300), (80, 1027235), (88, 933850), (95, 865040), (100, 821788), (110, 747080), (152, 540650), (176, 466925), (190, 432520), (200, 410894), (209, 393200), (220, 373540), (275, 298832), (304, 270325), (380, 216260), (400, 205447), (418, 196600), (440, 186770), (475, 173008), (550, 149416), (760, 108130), (836, 98300), (880, 93385), (950, 86504), (983, 83600), (1045, 78640), (1100, 74708), (1520, 54065), (1672, 49150), (1900, 43252), (1966, 41800), (2090, 39320), (2200, 37354), (3344, 24575), (3800, 21626), (3932, 20900), (4180, 19660), (4400, 18677), (4915, 16720), (5225, 15728), (7600, 10813), (7864, 10450), (8360, 9830)]