78552172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1155179}}^1$

素因数の和:1155200

約数の個数: 12

約数和(自身を含む): 145552680

約数和(自身を除く): 67000508

約数列:

[1, 2, 4, 17, 34, 68, 1155179, 2310358, 4620716, 19638043, 39276086, 78552172]

約数ペア:

[(1, 78552172), (2, 39276086), (4, 19638043), (17, 4620716), (34, 2310358), (68, 1155179)]