80885990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97453}}^1$

素因数の和:97543

約数の個数: 16

約数和(自身を含む): 147350448

約数和(自身を除く): 66464458

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 97453, 194906, 487265, 974530, 8088599, 16177198, 40442995, 80885990]

約数ペア:

[(1, 80885990), (2, 40442995), (5, 16177198), (10, 8088599), (83, 974530), (166, 487265), (415, 194906), (830, 97453)]