51333160

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{6719}}^1$

素因数の和:6921

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 64788440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 6719, 7640, 13438, 26876, 33595, 53752, 67190, 134380, 268760, 1283329, 2566658, 5133316, 6416645, 10266632, 12833290, 25666580, 51333160]

約数ペア:

[(1, 51333160), (2, 25666580), (4, 12833290), (5, 10266632), (8, 6416645), (10, 5133316), (20, 2566658), (40, 1283329), (191, 268760), (382, 134380), (764, 67190), (955, 53752), (1528, 33595), (1910, 26876), (3820, 13438), (6719, 7640)]