66937520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4951}}^1$

素因数の和:4990

約数の個数: 60

約数和(自身を含む): 168556176

約数和(自身を除く): 101618656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 4951, 6760, 9902, 13520, 19804, 24755, 39608, 49510, 64363, 79216, 99020, 128726, 198040, 257452, 321815, 396080, 514904, 643630, 836719, 1029808, 1287260, 1673438, 2574520, 3346876, 4183595, 5149040, 6693752, 8367190, 13387504, 16734380, 33468760, 66937520]

約数ペア:

[(1, 66937520), (2, 33468760), (4, 16734380), (5, 13387504), (8, 8367190), (10, 6693752), (13, 5149040), (16, 4183595), (20, 3346876), (26, 2574520), (40, 1673438), (52, 1287260), (65, 1029808), (80, 836719), (104, 643630), (130, 514904), (169, 396080), (208, 321815), (260, 257452), (338, 198040), (520, 128726), (676, 99020), (845, 79216), (1040, 64363), (1352, 49510), (1690, 39608), (2704, 24755), (3380, 19804), (4951, 13520), (6760, 9902)]