65354780

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{4729}}^1$

素因数の和:5429

約数の個数: 24

約数和(自身を含む): 137472720

約数和(自身を除く): 72117940

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 4729, 6910, 9458, 13820, 18916, 23645, 47290, 94580, 3267739, 6535478, 13070956, 16338695, 32677390, 65354780]

約数ペア:

[(1, 65354780), (2, 32677390), (4, 16338695), (5, 13070956), (10, 6535478), (20, 3267739), (691, 94580), (1382, 47290), (2764, 23645), (3455, 18916), (4729, 13820), (6910, 9458)]