199662160

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{8819}}^1$

素因数の和:9115

約数の個数: 40

約数和(自身を含む): 465907680

約数和(自身を除く): 266245520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 8819, 11320, 17638, 22640, 35276, 44095, 70552, 88190, 141104, 176380, 352760, 705520, 2495777, 4991554, 9983108, 12478885, 19966216, 24957770, 39932432, 49915540, 99831080, 199662160]

約数ペア:

[(1, 199662160), (2, 99831080), (4, 49915540), (5, 39932432), (8, 24957770), (10, 19966216), (16, 12478885), (20, 9983108), (40, 4991554), (80, 2495777), (283, 705520), (566, 352760), (1132, 176380), (1415, 141104), (2264, 88190), (2830, 70552), (4528, 44095), (5660, 35276), (8819, 22640), (11320, 17638)]