51063040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 144224640

約数和(自身を除く): 93161600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 139, 140, 160, 164, 205, 224, 256, 278, 280, 287, 320, 328, 410, 448, 556, 560, 574, 640, 656, 695, 820, 896, 973, 1112, 1120, 1148, 1280, 1312, 1390, 1435, 1640, 1792, 1946, 2224, 2240, 2296, 2624, 2780, 2870, 3280, 3892, 4448, 4480, 4592, 4865, 5248, 5560, 5699, 5740, 6560, 7784, 8896, 8960, 9184, 9730, 10496, 11120, 11398, 11480, 13120, 15568, 17792, 18368, 19460, 22240, 22796, 22960, 26240, 28495, 31136, 35584, 36736, 38920, 39893, 44480, 45592, 45920, 52480, 56990, 62272, 73472, 77840, 79786, 88960, 91184, 91840, 113980, 124544, 155680, 159572, 177920, 182368, 183680, 199465, 227960, 249088, 311360, 319144, 364736, 367360, 398930, 455920, 622720, 638288, 729472, 797860, 911840, 1245440, 1276576, 1458944, 1595720, 1823680, 2553152, 3191440, 3647360, 5106304, 6382880, 7294720, 10212608, 12765760, 25531520, 51063040]

約数ペア:

[(1, 51063040), (2, 25531520), (4, 12765760), (5, 10212608), (7, 7294720), (8, 6382880), (10, 5106304), (14, 3647360), (16, 3191440), (20, 2553152), (28, 1823680), (32, 1595720), (35, 1458944), (40, 1276576), (41, 1245440), (56, 911840), (64, 797860), (70, 729472), (80, 638288), (82, 622720), (112, 455920), (128, 398930), (139, 367360), (140, 364736), (160, 319144), (164, 311360), (205, 249088), (224, 227960), (256, 199465), (278, 183680), (280, 182368), (287, 177920), (320, 159572), (328, 155680), (410, 124544), (448, 113980), (556, 91840), (560, 91184), (574, 88960), (640, 79786), (656, 77840), (695, 73472), (820, 62272), (896, 56990), (973, 52480), (1112, 45920), (1120, 45592), (1148, 44480), (1280, 39893), (1312, 38920), (1390, 36736), (1435, 35584), (1640, 31136), (1792, 28495), (1946, 26240), (2224, 22960), (2240, 22796), (2296, 22240), (2624, 19460), (2780, 18368), (2870, 17792), (3280, 15568), (3892, 13120), (4448, 11480), (4480, 11398), (4592, 11120), (4865, 10496), (5248, 9730), (5560, 9184), (5699, 8960), (5740, 8896), (6560, 7784)]