85247480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 196439040

約数和(自身を除く): 111191560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 127, 173, 194, 254, 346, 388, 485, 508, 635, 692, 776, 865, 970, 1016, 1270, 1384, 1730, 1940, 2540, 3460, 3880, 5080, 6920, 12319, 16781, 21971, 24638, 33562, 43942, 49276, 61595, 67124, 83905, 87884, 98552, 109855, 123190, 134248, 167810, 175768, 219710, 246380, 335620, 439420, 492760, 671240, 878840, 2131187, 4262374, 8524748, 10655935, 17049496, 21311870, 42623740, 85247480]

約数ペア:

[(1, 85247480), (2, 42623740), (4, 21311870), (5, 17049496), (8, 10655935), (10, 8524748), (20, 4262374), (40, 2131187), (97, 878840), (127, 671240), (173, 492760), (194, 439420), (254, 335620), (346, 246380), (388, 219710), (485, 175768), (508, 167810), (635, 134248), (692, 123190), (776, 109855), (865, 98552), (970, 87884), (1016, 83905), (1270, 67124), (1384, 61595), (1730, 49276), (1940, 43942), (2540, 33562), (3460, 24638), (3880, 21971), (5080, 16781), (6920, 12319)]