79210880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17681}}^1$

素因数の和:17707

約数の個数: 64

約数和(自身を含む): 216427680

約数和(自身を除く): 137216800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 17681, 35362, 70724, 88405, 123767, 141448, 176810, 247534, 282896, 353620, 495068, 565792, 618835, 707240, 990136, 1131584, 1237670, 1414480, 1980272, 2263168, 2475340, 2828960, 3960544, 4950680, 5657920, 7921088, 9901360, 11315840, 15842176, 19802720, 39605440, 79210880]

約数ペア:

[(1, 79210880), (2, 39605440), (4, 19802720), (5, 15842176), (7, 11315840), (8, 9901360), (10, 7921088), (14, 5657920), (16, 4950680), (20, 3960544), (28, 2828960), (32, 2475340), (35, 2263168), (40, 1980272), (56, 1414480), (64, 1237670), (70, 1131584), (80, 990136), (112, 707240), (128, 618835), (140, 565792), (160, 495068), (224, 353620), (280, 282896), (320, 247534), (448, 176810), (560, 141448), (640, 123767), (896, 88405), (1120, 70724), (2240, 35362), (4480, 17681)]