85740620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1171}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 206347008

約数和(自身を除く): 120606388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 1171, 2092, 2342, 2615, 3661, 4684, 5230, 5855, 7322, 8197, 10460, 11710, 14644, 16394, 18305, 23420, 32788, 36610, 40985, 73220, 81970, 163940, 612433, 1224866, 2449732, 3062165, 4287031, 6124330, 8574062, 12248660, 17148124, 21435155, 42870310, 85740620]

約数ペア:

[(1, 85740620), (2, 42870310), (4, 21435155), (5, 17148124), (7, 12248660), (10, 8574062), (14, 6124330), (20, 4287031), (28, 3062165), (35, 2449732), (70, 1224866), (140, 612433), (523, 163940), (1046, 81970), (1171, 73220), (2092, 40985), (2342, 36610), (2615, 32788), (3661, 23420), (4684, 18305), (5230, 16394), (5855, 14644), (7322, 11710), (8197, 10460)]