81874480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44497}}^1$

素因数の和:44533

約数の個数: 40

約数和(自身を含む): 198639072

約数和(自身を除く): 116764592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 44497, 88994, 177988, 222485, 355976, 444970, 711952, 889940, 1023431, 1779880, 2046862, 3559760, 4093724, 5117155, 8187448, 10234310, 16374896, 20468620, 40937240, 81874480]

約数ペア:

[(1, 81874480), (2, 40937240), (4, 20468620), (5, 16374896), (8, 10234310), (10, 8187448), (16, 5117155), (20, 4093724), (23, 3559760), (40, 2046862), (46, 1779880), (80, 1023431), (92, 889940), (115, 711952), (184, 444970), (230, 355976), (368, 222485), (460, 177988), (920, 88994), (1840, 44497)]