67817920

素因数分解:

$2^6\times 5^1\times {\mathrm{211931}}^1$

素因数の和:211948

約数の個数: 28

約数和(自身を含む): 161492184

約数和(自身を除く): 93674264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 211931, 423862, 847724, 1059655, 1695448, 2119310, 3390896, 4238620, 6781792, 8477240, 13563584, 16954480, 33908960, 67817920]

約数ペア:

[(1, 67817920), (2, 33908960), (4, 16954480), (5, 13563584), (8, 8477240), (10, 6781792), (16, 4238620), (20, 3390896), (32, 2119310), (40, 1695448), (64, 1059655), (80, 847724), (160, 423862), (320, 211931)]