71216992

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4129}}^1$

素因数の和:4164

約数の個数: 72

約数和(自身を含む): 177969960

約数和(自身を除く): 106752968

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 2156, 2464, 4129, 4312, 8258, 8624, 16516, 17248, 28903, 33032, 45419, 57806, 66064, 90838, 115612, 132128, 181676, 202321, 231224, 317933, 363352, 404642, 462448, 635866, 726704, 809284, 924896, 1271732, 1453408, 1618568, 2225531, 2543464, 3237136, 4451062, 5086928, 6474272, 8902124, 10173856, 17804248, 35608496, 71216992]

約数ペア:

[(1, 71216992), (2, 35608496), (4, 17804248), (7, 10173856), (8, 8902124), (11, 6474272), (14, 5086928), (16, 4451062), (22, 3237136), (28, 2543464), (32, 2225531), (44, 1618568), (49, 1453408), (56, 1271732), (77, 924896), (88, 809284), (98, 726704), (112, 635866), (154, 462448), (176, 404642), (196, 363352), (224, 317933), (308, 231224), (352, 202321), (392, 181676), (539, 132128), (616, 115612), (784, 90838), (1078, 66064), (1232, 57806), (1568, 45419), (2156, 33032), (2464, 28903), (4129, 17248), (4312, 16516), (8258, 8624)]