72029170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 137701296

約数和(自身を除く): 65672126

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 641, 661, 1282, 1322, 3205, 3305, 6410, 6610, 10897, 11237, 21794, 22474, 54485, 56185, 108970, 112370, 423701, 847402, 2118505, 4237010, 7202917, 14405834, 36014585, 72029170]

約数ペア:

[(1, 72029170), (2, 36014585), (5, 14405834), (10, 7202917), (17, 4237010), (34, 2118505), (85, 847402), (170, 423701), (641, 112370), (661, 108970), (1282, 56185), (1322, 54485), (3205, 22474), (3305, 21794), (6410, 11237), (6610, 10897)]