81276785

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1627}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 99555456

約数和(自身を除く): 18278671

約数列:

[1, 5, 97, 103, 485, 515, 1627, 8135, 9991, 49955, 157819, 167581, 789095, 837905, 16255357, 81276785]

約数ペア:

[(1, 81276785), (5, 16255357), (97, 837905), (103, 789095), (485, 167581), (515, 157819), (1627, 49955), (8135, 9991)]