53553920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 151092480

約数和(自身を除く): 97538560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 139, 140, 160, 172, 215, 224, 256, 278, 280, 301, 320, 344, 430, 448, 556, 560, 602, 640, 688, 695, 860, 896, 973, 1112, 1120, 1204, 1280, 1376, 1390, 1505, 1720, 1792, 1946, 2224, 2240, 2408, 2752, 2780, 3010, 3440, 3892, 4448, 4480, 4816, 4865, 5504, 5560, 5977, 6020, 6880, 7784, 8896, 8960, 9632, 9730, 11008, 11120, 11954, 12040, 13760, 15568, 17792, 19264, 19460, 22240, 23908, 24080, 27520, 29885, 31136, 35584, 38528, 38920, 41839, 44480, 47816, 48160, 55040, 59770, 62272, 77056, 77840, 83678, 88960, 95632, 96320, 119540, 124544, 155680, 167356, 177920, 191264, 192640, 209195, 239080, 249088, 311360, 334712, 382528, 385280, 418390, 478160, 622720, 669424, 765056, 836780, 956320, 1245440, 1338848, 1530112, 1673560, 1912640, 2677696, 3347120, 3825280, 5355392, 6694240, 7650560, 10710784, 13388480, 26776960, 53553920]

約数ペア:

[(1, 53553920), (2, 26776960), (4, 13388480), (5, 10710784), (7, 7650560), (8, 6694240), (10, 5355392), (14, 3825280), (16, 3347120), (20, 2677696), (28, 1912640), (32, 1673560), (35, 1530112), (40, 1338848), (43, 1245440), (56, 956320), (64, 836780), (70, 765056), (80, 669424), (86, 622720), (112, 478160), (128, 418390), (139, 385280), (140, 382528), (160, 334712), (172, 311360), (215, 249088), (224, 239080), (256, 209195), (278, 192640), (280, 191264), (301, 177920), (320, 167356), (344, 155680), (430, 124544), (448, 119540), (556, 96320), (560, 95632), (602, 88960), (640, 83678), (688, 77840), (695, 77056), (860, 62272), (896, 59770), (973, 55040), (1112, 48160), (1120, 47816), (1204, 44480), (1280, 41839), (1376, 38920), (1390, 38528), (1505, 35584), (1720, 31136), (1792, 29885), (1946, 27520), (2224, 24080), (2240, 23908), (2408, 22240), (2752, 19460), (2780, 19264), (3010, 17792), (3440, 15568), (3892, 13760), (4448, 12040), (4480, 11954), (4816, 11120), (4865, 11008), (5504, 9730), (5560, 9632), (5977, 8960), (6020, 8896), (6880, 7784)]