266618560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64091}}^1$

素因数の和:64121

約数の個数: 56

約数和(自身を含む): 683733456

約数和(自身を除く): 417114896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 64091, 128182, 256364, 320455, 512728, 640910, 833183, 1025456, 1281820, 1666366, 2050912, 2563640, 3332732, 4101824, 4165915, 5127280, 6665464, 8331830, 10254560, 13330928, 16663660, 20509120, 26661856, 33327320, 53323712, 66654640, 133309280, 266618560]

約数ペア:

[(1, 266618560), (2, 133309280), (4, 66654640), (5, 53323712), (8, 33327320), (10, 26661856), (13, 20509120), (16, 16663660), (20, 13330928), (26, 10254560), (32, 8331830), (40, 6665464), (52, 5127280), (64, 4165915), (65, 4101824), (80, 3332732), (104, 2563640), (130, 2050912), (160, 1666366), (208, 1281820), (260, 1025456), (320, 833183), (416, 640910), (520, 512728), (832, 320455), (1040, 256364), (2080, 128182), (4160, 64091)]