71501360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127681}}^1$

素因数の和:127701

約数の個数: 40

約数和(自身を含む): 189990816

約数和(自身を除く): 118489456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127681, 255362, 510724, 638405, 893767, 1021448, 1276810, 1787534, 2042896, 2553620, 3575068, 4468835, 5107240, 7150136, 8937670, 10214480, 14300272, 17875340, 35750680, 71501360]

約数ペア:

[(1, 71501360), (2, 35750680), (4, 17875340), (5, 14300272), (7, 10214480), (8, 8937670), (10, 7150136), (14, 5107240), (16, 4468835), (20, 3575068), (28, 2553620), (35, 2042896), (40, 1787534), (56, 1276810), (70, 1021448), (80, 893767), (112, 638405), (140, 510724), (280, 255362), (560, 127681)]