80707484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 170171904

約数和(自身を除く): 89464420

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 101, 121, 127, 143, 202, 242, 254, 286, 404, 484, 508, 572, 1111, 1313, 1397, 1573, 1651, 2222, 2626, 2794, 3146, 3302, 4444, 5252, 5588, 6292, 6604, 12221, 12827, 14443, 15367, 18161, 24442, 25654, 28886, 30734, 36322, 48884, 51308, 57772, 61468, 72644, 141097, 158873, 166751, 199771, 282194, 317746, 333502, 399542, 564388, 635492, 667004, 799084, 1552067, 1834261, 3104134, 3668522, 6208268, 7337044, 20176871, 40353742, 80707484]

約数ペア:

[(1, 80707484), (2, 40353742), (4, 20176871), (11, 7337044), (13, 6208268), (22, 3668522), (26, 3104134), (44, 1834261), (52, 1552067), (101, 799084), (121, 667004), (127, 635492), (143, 564388), (202, 399542), (242, 333502), (254, 317746), (286, 282194), (404, 199771), (484, 166751), (508, 158873), (572, 141097), (1111, 72644), (1313, 61468), (1397, 57772), (1573, 51308), (1651, 48884), (2222, 36322), (2626, 30734), (2794, 28886), (3146, 25654), (3302, 24442), (4444, 18161), (5252, 15367), (5588, 14443), (6292, 12827), (6604, 12221)]