85565440

素因数分解:

$2^{13}\times 5^1\times {\mathrm{2089}}^1$

素因数の和:2120

約数の個数: 56

約数和(自身を含む): 205442820

約数和(自身を除く): 119877380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2089, 2560, 4096, 4178, 5120, 8192, 8356, 10240, 10445, 16712, 20480, 20890, 33424, 40960, 41780, 66848, 83560, 133696, 167120, 267392, 334240, 534784, 668480, 1069568, 1336960, 2139136, 2673920, 4278272, 5347840, 8556544, 10695680, 17113088, 21391360, 42782720, 85565440]

約数ペア:

[(1, 85565440), (2, 42782720), (4, 21391360), (5, 17113088), (8, 10695680), (10, 8556544), (16, 5347840), (20, 4278272), (32, 2673920), (40, 2139136), (64, 1336960), (80, 1069568), (128, 668480), (160, 534784), (256, 334240), (320, 267392), (512, 167120), (640, 133696), (1024, 83560), (1280, 66848), (2048, 41780), (2089, 40960), (2560, 33424), (4096, 20890), (4178, 20480), (5120, 16712), (8192, 10445), (8356, 10240)]