129551475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 234498880

約数和(自身を除く): 104947405

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 139, 215, 255, 289, 417, 425, 645, 695, 731, 867, 1075, 1275, 1445, 2085, 2193, 2363, 3225, 3475, 3655, 4335, 5977, 7089, 7225, 10425, 10965, 11815, 12427, 17931, 18275, 21675, 29885, 35445, 37281, 40171, 54825, 59075, 62135, 89655, 101609, 120513, 149425, 177225, 186405, 200855, 304827, 310675, 448275, 508045, 602565, 932025, 1004275, 1524135, 1727353, 2540225, 3012825, 5182059, 7620675, 8636765, 25910295, 43183825, 129551475]

約数ペア:

[(1, 129551475), (3, 43183825), (5, 25910295), (15, 8636765), (17, 7620675), (25, 5182059), (43, 3012825), (51, 2540225), (75, 1727353), (85, 1524135), (129, 1004275), (139, 932025), (215, 602565), (255, 508045), (289, 448275), (417, 310675), (425, 304827), (645, 200855), (695, 186405), (731, 177225), (867, 149425), (1075, 120513), (1275, 101609), (1445, 89655), (2085, 62135), (2193, 59075), (2363, 54825), (3225, 40171), (3475, 37281), (3655, 35445), (4335, 29885), (5977, 21675), (7089, 18275), (7225, 17931), (10425, 12427), (10965, 11815)]