102915620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2777}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 231018480

約数和(自身を除く): 128102860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 2777, 3706, 5554, 7412, 9265, 11108, 13885, 18530, 27770, 37060, 47209, 55540, 94418, 188836, 236045, 302693, 472090, 605386, 944180, 1210772, 1513465, 3026930, 5145781, 6053860, 10291562, 20583124, 25728905, 51457810, 102915620]

約数ペア:

[(1, 102915620), (2, 51457810), (4, 25728905), (5, 20583124), (10, 10291562), (17, 6053860), (20, 5145781), (34, 3026930), (68, 1513465), (85, 1210772), (109, 944180), (170, 605386), (218, 472090), (340, 302693), (436, 236045), (545, 188836), (1090, 94418), (1853, 55540), (2180, 47209), (2777, 37060), (3706, 27770), (5554, 18530), (7412, 13885), (9265, 11108)]