81738196

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1321}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 148064000

約数和(自身を除く): 66325804

約数列:

[1, 2, 4, 31, 62, 124, 499, 998, 1321, 1996, 2642, 5284, 15469, 30938, 40951, 61876, 81902, 163804, 659179, 1318358, 2636716, 20434549, 40869098, 81738196]

約数ペア:

[(1, 81738196), (2, 40869098), (4, 20434549), (31, 2636716), (62, 1318358), (124, 659179), (499, 163804), (998, 81902), (1321, 61876), (1996, 40951), (2642, 30938), (5284, 15469)]