68539660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7307}}^1$

素因数の和:7390

約数の個数: 48

約数和(自身を含む): 166973184

約数和(自身を除く): 98433524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 7307, 9380, 14614, 29228, 36535, 51149, 73070, 102298, 146140, 204596, 255745, 489569, 511490, 979138, 1022980, 1958276, 2447845, 3426983, 4895690, 6853966, 9791380, 13707932, 17134915, 34269830, 68539660]

約数ペア:

[(1, 68539660), (2, 34269830), (4, 17134915), (5, 13707932), (7, 9791380), (10, 6853966), (14, 4895690), (20, 3426983), (28, 2447845), (35, 1958276), (67, 1022980), (70, 979138), (134, 511490), (140, 489569), (268, 255745), (335, 204596), (469, 146140), (670, 102298), (938, 73070), (1340, 51149), (1876, 36535), (2345, 29228), (4690, 14614), (7307, 9380)]