83647720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{160861}}^1$

素因数の和:160885

約数の個数: 32

約数和(自身を含む): 202686120

約数和(自身を除く): 119038400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 160861, 321722, 643444, 804305, 1286888, 1608610, 2091193, 3217220, 4182386, 6434440, 8364772, 10455965, 16729544, 20911930, 41823860, 83647720]

約数ペア:

[(1, 83647720), (2, 41823860), (4, 20911930), (5, 16729544), (8, 10455965), (10, 8364772), (13, 6434440), (20, 4182386), (26, 3217220), (40, 2091193), (52, 1608610), (65, 1286888), (104, 804305), (130, 643444), (260, 321722), (520, 160861)]