64388660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2383}}^1$

素因数の和:2592

約数の個数: 48

約数和(自身を含む): 155398656

約数和(自身を除く): 91009996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1351, 1930, 2383, 2702, 3860, 4766, 5404, 6755, 9532, 11915, 13510, 16681, 23830, 27020, 33362, 47660, 66724, 83405, 166810, 333620, 459919, 919838, 1839676, 2299595, 3219433, 4599190, 6438866, 9198380, 12877732, 16097165, 32194330, 64388660]

約数ペア:

[(1, 64388660), (2, 32194330), (4, 16097165), (5, 12877732), (7, 9198380), (10, 6438866), (14, 4599190), (20, 3219433), (28, 2299595), (35, 1839676), (70, 919838), (140, 459919), (193, 333620), (386, 166810), (772, 83405), (965, 66724), (1351, 47660), (1930, 33362), (2383, 27020), (2702, 23830), (3860, 16681), (4766, 13510), (5404, 11915), (6755, 9532)]