51996560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:421

約数の個数: 160

約数和(自身を含む): 157704192

約数和(自身を除く): 105707632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 161, 176, 184, 220, 230, 253, 280, 308, 322, 367, 368, 385, 440, 460, 506, 560, 616, 644, 734, 770, 805, 880, 920, 1012, 1232, 1265, 1288, 1468, 1540, 1610, 1771, 1835, 1840, 2024, 2530, 2569, 2576, 2936, 3080, 3220, 3542, 3670, 4037, 4048, 5060, 5138, 5872, 6160, 6440, 7084, 7340, 8074, 8441, 8855, 10120, 10276, 12845, 12880, 14168, 14680, 16148, 16882, 17710, 20185, 20240, 20552, 25690, 28259, 28336, 29360, 32296, 33764, 35420, 40370, 41104, 42205, 51380, 56518, 59087, 64592, 67528, 70840, 80740, 84410, 92851, 102760, 113036, 118174, 135056, 141295, 141680, 161480, 168820, 185702, 205520, 226072, 236348, 282590, 295435, 322960, 337640, 371404, 452144, 464255, 472696, 565180, 590870, 649957, 675280, 742808, 928510, 945392, 1130360, 1181740, 1299914, 1485616, 1857020, 2260720, 2363480, 2599828, 3249785, 3714040, 4726960, 5199656, 6499570, 7428080, 10399312, 12999140, 25998280, 51996560]

約数ペア:

[(1, 51996560), (2, 25998280), (4, 12999140), (5, 10399312), (7, 7428080), (8, 6499570), (10, 5199656), (11, 4726960), (14, 3714040), (16, 3249785), (20, 2599828), (22, 2363480), (23, 2260720), (28, 1857020), (35, 1485616), (40, 1299914), (44, 1181740), (46, 1130360), (55, 945392), (56, 928510), (70, 742808), (77, 675280), (80, 649957), (88, 590870), (92, 565180), (110, 472696), (112, 464255), (115, 452144), (140, 371404), (154, 337640), (161, 322960), (176, 295435), (184, 282590), (220, 236348), (230, 226072), (253, 205520), (280, 185702), (308, 168820), (322, 161480), (367, 141680), (368, 141295), (385, 135056), (440, 118174), (460, 113036), (506, 102760), (560, 92851), (616, 84410), (644, 80740), (734, 70840), (770, 67528), (805, 64592), (880, 59087), (920, 56518), (1012, 51380), (1232, 42205), (1265, 41104), (1288, 40370), (1468, 35420), (1540, 33764), (1610, 32296), (1771, 29360), (1835, 28336), (1840, 28259), (2024, 25690), (2530, 20552), (2569, 20240), (2576, 20185), (2936, 17710), (3080, 16882), (3220, 16148), (3542, 14680), (3670, 14168), (4037, 12880), (4048, 12845), (5060, 10276), (5138, 10120), (5872, 8855), (6160, 8441), (6440, 8074), (7084, 7340)]