712725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 1374912

約数和(自身を除く): 662187

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 43, 51, 65, 75, 85, 129, 195, 215, 221, 255, 325, 425, 559, 645, 663, 731, 975, 1075, 1105, 1275, 1677, 2193, 2795, 3225, 3315, 3655, 5525, 8385, 9503, 10965, 13975, 16575, 18275, 28509, 41925, 47515, 54825, 142545, 237575, 712725]

約数ペア:

[(1, 712725), (3, 237575), (5, 142545), (13, 54825), (15, 47515), (17, 41925), (25, 28509), (39, 18275), (43, 16575), (51, 13975), (65, 10965), (75, 9503), (85, 8385), (129, 5525), (195, 3655), (215, 3315), (221, 3225), (255, 2795), (325, 2193), (425, 1677), (559, 1275), (645, 1105), (663, 1075), (731, 975)]