77912870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 171040896

約数和(自身を除く): 93128026

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 233, 238, 281, 466, 562, 595, 1165, 1190, 1405, 1631, 1967, 2330, 2810, 3262, 3934, 3961, 4777, 7922, 8155, 9554, 9835, 16310, 19670, 19805, 23885, 27727, 33439, 39610, 47770, 55454, 65473, 66878, 130946, 138635, 167195, 277270, 327365, 334390, 458311, 654730, 916622, 1113041, 2226082, 2291555, 4583110, 5565205, 7791287, 11130410, 15582574, 38956435, 77912870]

約数ペア:

[(1, 77912870), (2, 38956435), (5, 15582574), (7, 11130410), (10, 7791287), (14, 5565205), (17, 4583110), (34, 2291555), (35, 2226082), (70, 1113041), (85, 916622), (119, 654730), (170, 458311), (233, 334390), (238, 327365), (281, 277270), (466, 167195), (562, 138635), (595, 130946), (1165, 66878), (1190, 65473), (1405, 55454), (1631, 47770), (1967, 39610), (2330, 33439), (2810, 27727), (3262, 23885), (3934, 19805), (3961, 19670), (4777, 16310), (7922, 9835), (8155, 9554)]