291208480

素因数分解:

$2^5\times 5^1\times {\mathrm{463}}^1\times {\mathrm{3931}}^1$

素因数の和:4409

約数の個数: 48

約数和(自身を含む): 689641344

約数和(自身を除く): 398432864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 463, 926, 1852, 2315, 3704, 3931, 4630, 7408, 7862, 9260, 14816, 15724, 18520, 19655, 31448, 37040, 39310, 62896, 74080, 78620, 125792, 157240, 314480, 628960, 1820053, 3640106, 7280212, 9100265, 14560424, 18200530, 29120848, 36401060, 58241696, 72802120, 145604240, 291208480]

約数ペア:

[(1, 291208480), (2, 145604240), (4, 72802120), (5, 58241696), (8, 36401060), (10, 29120848), (16, 18200530), (20, 14560424), (32, 9100265), (40, 7280212), (80, 3640106), (160, 1820053), (463, 628960), (926, 314480), (1852, 157240), (2315, 125792), (3704, 78620), (3931, 74080), (4630, 62896), (7408, 39310), (7862, 37040), (9260, 31448), (14816, 19655), (15724, 18520)]