66859090

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{7589}}^1$

素因数の和:8477

約数の個数: 16

約数和(自身を含む): 120498840

約数和(自身を除く): 53639750

約数列:

[1, 2, 5, 10, 881, 1762, 4405, 7589, 8810, 15178, 37945, 75890, 6685909, 13371818, 33429545, 66859090]

約数ペア:

[(1, 66859090), (2, 33429545), (5, 13371818), (10, 6685909), (881, 75890), (1762, 37945), (4405, 15178), (7589, 8810)]