72784004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{2617}}^1$

素因数の和:3047

約数の個数: 24

約数和(自身を含む): 135245880

約数和(自身を除く): 62461876

約数列:

[1, 2, 4, 17, 34, 68, 409, 818, 1636, 2617, 5234, 6953, 10468, 13906, 27812, 44489, 88978, 177956, 1070353, 2140706, 4281412, 18196001, 36392002, 72784004]

約数ペア:

[(1, 72784004), (2, 36392002), (4, 18196001), (17, 4281412), (34, 2140706), (68, 1070353), (409, 177956), (818, 88978), (1636, 44489), (2617, 27812), (5234, 13906), (6953, 10468)]