65078380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 145436256

約数和(自身を除く): 80357876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 277, 340, 554, 691, 1108, 1382, 1385, 2764, 2770, 3455, 4709, 5540, 6910, 9418, 11747, 13820, 18836, 23494, 23545, 46988, 47090, 58735, 94180, 117470, 191407, 234940, 382814, 765628, 957035, 1914070, 3253919, 3828140, 6507838, 13015676, 16269595, 32539190, 65078380]

約数ペア:

[(1, 65078380), (2, 32539190), (4, 16269595), (5, 13015676), (10, 6507838), (17, 3828140), (20, 3253919), (34, 1914070), (68, 957035), (85, 765628), (170, 382814), (277, 234940), (340, 191407), (554, 117470), (691, 94180), (1108, 58735), (1382, 47090), (1385, 46988), (2764, 23545), (2770, 23494), (3455, 18836), (4709, 13820), (5540, 11747), (6910, 9418)]