80939540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1579}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 186338880

約数和(自身を除く): 105399340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 1579, 2330, 2563, 3158, 4660, 5126, 6316, 7895, 10252, 12815, 15790, 17369, 25630, 31580, 34738, 51260, 69476, 86845, 173690, 347380, 367907, 735814, 1471628, 1839535, 3679070, 4046977, 7358140, 8093954, 16187908, 20234885, 40469770, 80939540]

約数ペア:

[(1, 80939540), (2, 40469770), (4, 20234885), (5, 16187908), (10, 8093954), (11, 7358140), (20, 4046977), (22, 3679070), (44, 1839535), (55, 1471628), (110, 735814), (220, 367907), (233, 347380), (466, 173690), (932, 86845), (1165, 69476), (1579, 51260), (2330, 34738), (2563, 31580), (3158, 25630), (4660, 17369), (5126, 15790), (6316, 12815), (7895, 10252)]