81469330

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 151393536

約数和(自身を除く): 69924206

約数列:

[1, 2, 5, 10, 47, 94, 97, 194, 235, 470, 485, 970, 1787, 3574, 4559, 8935, 9118, 17870, 22795, 45590, 83989, 167978, 173339, 346678, 419945, 839890, 866695, 1733390, 8146933, 16293866, 40734665, 81469330]

約数ペア:

[(1, 81469330), (2, 40734665), (5, 16293866), (10, 8146933), (47, 1733390), (94, 866695), (97, 839890), (194, 419945), (235, 346678), (470, 173339), (485, 167978), (970, 83989), (1787, 45590), (3574, 22795), (4559, 17870), (8935, 9118)]