72752775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 130420224

約数和(自身を除く): 57667449

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1275, 1327, 2193, 3225, 3655, 3981, 6635, 10965, 18275, 19905, 22559, 33175, 54825, 57061, 67677, 99525, 112795, 171183, 285305, 338385, 563975, 855915, 970037, 1426525, 1691925, 2910111, 4279575, 4850185, 14550555, 24250925, 72752775]

約数ペア:

[(1, 72752775), (3, 24250925), (5, 14550555), (15, 4850185), (17, 4279575), (25, 2910111), (43, 1691925), (51, 1426525), (75, 970037), (85, 855915), (129, 563975), (215, 338385), (255, 285305), (425, 171183), (645, 112795), (731, 99525), (1075, 67677), (1275, 57061), (1327, 54825), (2193, 33175), (3225, 22559), (3655, 19905), (3981, 18275), (6635, 10965)]