16705520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16063}}^1$

素因数の和:16089

約数の個数: 40

約数和(自身を含む): 41830656

約数和(自身を除く): 25125136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 16063, 32126, 64252, 80315, 128504, 160630, 208819, 257008, 321260, 417638, 642520, 835276, 1044095, 1285040, 1670552, 2088190, 3341104, 4176380, 8352760, 16705520]

約数ペア:

[(1, 16705520), (2, 8352760), (4, 4176380), (5, 3341104), (8, 2088190), (10, 1670552), (13, 1285040), (16, 1044095), (20, 835276), (26, 642520), (40, 417638), (52, 321260), (65, 257008), (80, 208819), (104, 160630), (130, 128504), (208, 80315), (260, 64252), (520, 32126), (1040, 16063)]