80021172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7873}}^1$

素因数の和:7909

約数の個数: 72

約数和(自身を含む): 234582208

約数和(自身を除く): 154561036

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 7873, 10164, 15746, 23619, 31492, 47238, 55111, 86603, 94476, 110222, 165333, 173206, 220444, 259809, 330666, 346412, 519618, 606221, 661332, 952633, 1039236, 1212442, 1818663, 1905266, 2424884, 2857899, 3637326, 3810532, 5715798, 6668431, 7274652, 11431596, 13336862, 20005293, 26673724, 40010586, 80021172]

約数ペア:

[(1, 80021172), (2, 40010586), (3, 26673724), (4, 20005293), (6, 13336862), (7, 11431596), (11, 7274652), (12, 6668431), (14, 5715798), (21, 3810532), (22, 3637326), (28, 2857899), (33, 2424884), (42, 1905266), (44, 1818663), (66, 1212442), (77, 1039236), (84, 952633), (121, 661332), (132, 606221), (154, 519618), (231, 346412), (242, 330666), (308, 259809), (363, 220444), (462, 173206), (484, 165333), (726, 110222), (847, 94476), (924, 86603), (1452, 55111), (1694, 47238), (2541, 31492), (3388, 23619), (5082, 15746), (7873, 10164)]