81388516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59669}}^1$

素因数の和:59715

約数の個数: 24

約数和(自身を含む): 160392960

約数和(自身を除く): 79004444

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 59669, 119338, 238676, 656359, 1312718, 1849739, 2625436, 3699478, 7398956, 20347129, 40694258, 81388516]

約数ペア:

[(1, 81388516), (2, 40694258), (4, 20347129), (11, 7398956), (22, 3699478), (31, 2625436), (44, 1849739), (62, 1312718), (124, 656359), (341, 238676), (682, 119338), (1364, 59669)]