80491015

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{571}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 106810704

約数和(自身を除く): 26319689

約数列:

[1, 5, 11, 55, 121, 233, 571, 605, 1165, 2563, 2855, 6281, 12815, 28193, 31405, 69091, 133043, 140965, 345455, 665215, 1463473, 7317365, 16098203, 80491015]

約数ペア:

[(1, 80491015), (5, 16098203), (11, 7317365), (55, 1463473), (121, 665215), (233, 345455), (571, 140965), (605, 133043), (1165, 69091), (2563, 31405), (2855, 28193), (6281, 12815)]