85389780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{203309}}^1$

素因数の和:203328

約数の個数: 48

約数和(自身を含む): 273248640

約数和(自身を除く): 187858860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 203309, 406618, 609927, 813236, 1016545, 1219854, 1423163, 2033090, 2439708, 2846326, 3049635, 4066180, 4269489, 5692652, 6099270, 7115815, 8538978, 12198540, 14231630, 17077956, 21347445, 28463260, 42694890, 85389780]

約数ペア:

[(1, 85389780), (2, 42694890), (3, 28463260), (4, 21347445), (5, 17077956), (6, 14231630), (7, 12198540), (10, 8538978), (12, 7115815), (14, 6099270), (15, 5692652), (20, 4269489), (21, 4066180), (28, 3049635), (30, 2846326), (35, 2439708), (42, 2033090), (60, 1423163), (70, 1219854), (84, 1016545), (105, 813236), (140, 609927), (210, 406618), (420, 203309)]