71319895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1777}}^1$

素因数の和:2154

約数の個数: 16

約数和(自身を含む): 89611200

約数和(自身を除く): 18291305

約数列:

[1, 5, 23, 115, 349, 1745, 1777, 8027, 8885, 40135, 40871, 204355, 620173, 3100865, 14263979, 71319895]

約数ペア:

[(1, 71319895), (5, 14263979), (23, 3100865), (115, 620173), (349, 204355), (1745, 40871), (1777, 40135), (8027, 8885)]