209188400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{30763}}^1$

素因数の和:30798

約数の個数: 60

約数和(自身を含む): 532155672

約数和(自身を除く): 322967272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 30763, 61526, 123052, 153815, 246104, 307630, 492208, 522971, 615260, 769075, 1045942, 1230520, 1538150, 2091884, 2461040, 2614855, 3076300, 4183768, 5229710, 6152600, 8367536, 10459420, 12305200, 13074275, 20918840, 26148550, 41837680, 52297100, 104594200, 209188400]

約数ペア:

[(1, 209188400), (2, 104594200), (4, 52297100), (5, 41837680), (8, 26148550), (10, 20918840), (16, 13074275), (17, 12305200), (20, 10459420), (25, 8367536), (34, 6152600), (40, 5229710), (50, 4183768), (68, 3076300), (80, 2614855), (85, 2461040), (100, 2091884), (136, 1538150), (170, 1230520), (200, 1045942), (272, 769075), (340, 615260), (400, 522971), (425, 492208), (680, 307630), (850, 246104), (1360, 153815), (1700, 123052), (3400, 61526), (6800, 30763)]