80105560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46573}}^1$

素因数の和:46627

約数の個数: 32

約数和(自身を含む): 184433040

約数和(自身を除く): 104327480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 46573, 93146, 186292, 232865, 372584, 465730, 931460, 1862920, 2002639, 4005278, 8010556, 10013195, 16021112, 20026390, 40052780, 80105560]

約数ペア:

[(1, 80105560), (2, 40052780), (4, 20026390), (5, 16021112), (8, 10013195), (10, 8010556), (20, 4005278), (40, 2002639), (43, 1862920), (86, 931460), (172, 465730), (215, 372584), (344, 232865), (430, 186292), (860, 93146), (1720, 46573)]