55978240

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 135725688

約数和(自身を除く): 79747448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 433, 505, 640, 808, 866, 1010, 1280, 1616, 1732, 2020, 2165, 3232, 3464, 4040, 4330, 6464, 6928, 8080, 8660, 12928, 13856, 16160, 17320, 25856, 27712, 32320, 34640, 43733, 55424, 64640, 69280, 87466, 110848, 129280, 138560, 174932, 218665, 277120, 349864, 437330, 554240, 699728, 874660, 1399456, 1749320, 2798912, 3498640, 5597824, 6997280, 11195648, 13994560, 27989120, 55978240]

約数ペア:

[(1, 55978240), (2, 27989120), (4, 13994560), (5, 11195648), (8, 6997280), (10, 5597824), (16, 3498640), (20, 2798912), (32, 1749320), (40, 1399456), (64, 874660), (80, 699728), (101, 554240), (128, 437330), (160, 349864), (202, 277120), (256, 218665), (320, 174932), (404, 138560), (433, 129280), (505, 110848), (640, 87466), (808, 69280), (866, 64640), (1010, 55424), (1280, 43733), (1616, 34640), (1732, 32320), (2020, 27712), (2165, 25856), (3232, 17320), (3464, 16160), (4040, 13856), (4330, 12928), (6464, 8660), (6928, 8080)]