13818080

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1371

約数の個数: 48

約数和(自身を含む): 33158160

約数和(自身を除く): 19340080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1289, 1340, 2144, 2578, 2680, 5156, 5360, 6445, 10312, 10720, 12890, 20624, 25780, 41248, 51560, 86363, 103120, 172726, 206240, 345452, 431815, 690904, 863630, 1381808, 1727260, 2763616, 3454520, 6909040, 13818080]

約数ペア:

[(1, 13818080), (2, 6909040), (4, 3454520), (5, 2763616), (8, 1727260), (10, 1381808), (16, 863630), (20, 690904), (32, 431815), (40, 345452), (67, 206240), (80, 172726), (134, 103120), (160, 86363), (268, 51560), (335, 41248), (536, 25780), (670, 20624), (1072, 12890), (1289, 10720), (1340, 10312), (2144, 6445), (2578, 5360), (2680, 5156)]