81456065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{3527}}^1$

素因数の和:3712

約数の個数: 16

約数和(自身を含む): 101606400

約数和(自身を除く): 20150335

約数列:

[1, 5, 31, 149, 155, 745, 3527, 4619, 17635, 23095, 109337, 525523, 546685, 2627615, 16291213, 81456065]

約数ペア:

[(1, 81456065), (5, 16291213), (31, 2627615), (149, 546685), (155, 525523), (745, 109337), (3527, 23095), (4619, 17635)]