28777450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{44273}}^1$

素因数の和:44298

約数の個数: 24

約数和(自身を含む): 57644748

約数和(自身を除く): 28867298

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 44273, 88546, 221365, 442730, 575549, 1106825, 1151098, 2213650, 2877745, 5755490, 14388725, 28777450]

約数ペア:

[(1, 28777450), (2, 14388725), (5, 5755490), (10, 2877745), (13, 2213650), (25, 1151098), (26, 1106825), (50, 575549), (65, 442730), (130, 221365), (325, 88546), (650, 44273)]