115281920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 104

約数和(自身を含む): 298611096

約数和(自身を除く): 183329176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 433, 512, 520, 640, 832, 866, 1024, 1040, 1280, 1664, 1732, 2048, 2080, 2165, 2560, 3328, 3464, 4096, 4160, 4330, 5120, 5629, 6656, 6928, 8320, 8660, 10240, 11258, 13312, 13856, 16640, 17320, 20480, 22516, 26624, 27712, 28145, 33280, 34640, 45032, 53248, 55424, 56290, 66560, 69280, 90064, 110848, 112580, 133120, 138560, 180128, 221696, 225160, 266240, 277120, 360256, 443392, 450320, 554240, 720512, 886784, 900640, 1108480, 1441024, 1773568, 1801280, 2216960, 2882048, 3602560, 4433920, 5764096, 7205120, 8867840, 11528192, 14410240, 23056384, 28820480, 57640960, 115281920]

約数ペア:

[(1, 115281920), (2, 57640960), (4, 28820480), (5, 23056384), (8, 14410240), (10, 11528192), (13, 8867840), (16, 7205120), (20, 5764096), (26, 4433920), (32, 3602560), (40, 2882048), (52, 2216960), (64, 1801280), (65, 1773568), (80, 1441024), (104, 1108480), (128, 900640), (130, 886784), (160, 720512), (208, 554240), (256, 450320), (260, 443392), (320, 360256), (416, 277120), (433, 266240), (512, 225160), (520, 221696), (640, 180128), (832, 138560), (866, 133120), (1024, 112580), (1040, 110848), (1280, 90064), (1664, 69280), (1732, 66560), (2048, 56290), (2080, 55424), (2165, 53248), (2560, 45032), (3328, 34640), (3464, 33280), (4096, 28145), (4160, 27712), (4330, 26624), (5120, 22516), (5629, 20480), (6656, 17320), (6928, 16640), (8320, 13856), (8660, 13312), (10240, 11258)]