66844425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 118385280

約数和(自身を除く): 51540855

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 309, 425, 509, 515, 1275, 1527, 1545, 1751, 2545, 2575, 5253, 7635, 7725, 8653, 8755, 12725, 25959, 26265, 38175, 43265, 43775, 52427, 129795, 131325, 157281, 216325, 262135, 648975, 786405, 891259, 1310675, 2673777, 3932025, 4456295, 13368885, 22281475, 66844425]

約数ペア:

[(1, 66844425), (3, 22281475), (5, 13368885), (15, 4456295), (17, 3932025), (25, 2673777), (51, 1310675), (75, 891259), (85, 786405), (103, 648975), (255, 262135), (309, 216325), (425, 157281), (509, 131325), (515, 129795), (1275, 52427), (1527, 43775), (1545, 43265), (1751, 38175), (2545, 26265), (2575, 25959), (5253, 12725), (7635, 8755), (7725, 8653)]