81283390

素因数分解:

$2^1\times 5^1\times {\mathrm{1759}}^1\times {\mathrm{4621}}^1$

素因数の和:6387

約数の個数: 16

約数和(自身を含む): 146424960

約数和(自身を除く): 65141570

約数列:

[1, 2, 5, 10, 1759, 3518, 4621, 8795, 9242, 17590, 23105, 46210, 8128339, 16256678, 40641695, 81283390]

約数ペア:

[(1, 81283390), (2, 40641695), (5, 16256678), (10, 8128339), (1759, 46210), (3518, 23105), (4621, 17590), (8795, 9242)]