289779548180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1777}}^1\times {\mathrm{189619}}^1$

素因数の和:191448

約数の個数: 48

約数和(自身を含む): 623042777280

約数和(自身を除く): 333263229100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1777, 3554, 7108, 8885, 17770, 35540, 76411, 152822, 189619, 305644, 379238, 382055, 758476, 764110, 948095, 1528220, 1896190, 3792380, 8153617, 16307234, 32614468, 40768085, 81536170, 163072340, 336952963, 673905926, 1347811852, 1684764815, 3369529630, 6739059260, 14488977409, 28977954818, 57955909636, 72444887045, 144889774090, 289779548180]

約数ペア:

[(1, 289779548180), (2, 144889774090), (4, 72444887045), (5, 57955909636), (10, 28977954818), (20, 14488977409), (43, 6739059260), (86, 3369529630), (172, 1684764815), (215, 1347811852), (430, 673905926), (860, 336952963), (1777, 163072340), (3554, 81536170), (7108, 40768085), (8885, 32614468), (17770, 16307234), (35540, 8153617), (76411, 3792380), (152822, 1896190), (189619, 1528220), (305644, 948095), (379238, 764110), (382055, 758476)]