81569645

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1627}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 100962048

約数和(自身を除く): 19392403

約数列:

[1, 5, 37, 185, 271, 1355, 1627, 8135, 10027, 50135, 60199, 300995, 440917, 2204585, 16313929, 81569645]

約数ペア:

[(1, 81569645), (5, 16313929), (37, 2204585), (185, 440917), (271, 300995), (1355, 60199), (1627, 50135), (8135, 10027)]