77794960

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2539}}^1$

素因数の和:2935

約数の個数: 40

約数和(自身を含む): 181416960

約数和(自身を除く): 103622000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 2539, 3064, 3830, 5078, 6128, 7660, 10156, 12695, 15320, 20312, 25390, 30640, 40624, 50780, 101560, 203120, 972437, 1944874, 3889748, 4862185, 7779496, 9724370, 15558992, 19448740, 38897480, 77794960]

約数ペア:

[(1, 77794960), (2, 38897480), (4, 19448740), (5, 15558992), (8, 9724370), (10, 7779496), (16, 4862185), (20, 3889748), (40, 1944874), (80, 972437), (383, 203120), (766, 101560), (1532, 50780), (1915, 40624), (2539, 30640), (3064, 25390), (3830, 20312), (5078, 15320), (6128, 12695), (7660, 10156)]