25237775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 33930864

約数和(自身を除く): 8693089

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 1381, 3655, 6905, 18275, 23477, 34525, 59383, 117385, 296915, 586925, 1009511, 1484575, 5047555, 25237775]

約数ペア:

[(1, 25237775), (5, 5047555), (17, 1484575), (25, 1009511), (43, 586925), (85, 296915), (215, 117385), (425, 59383), (731, 34525), (1075, 23477), (1381, 18275), (3655, 6905)]