261032025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{12043}}^1$

素因数の和:12090

約数の個数: 36

約数和(自身を含む): 458490992

約数和(自身を除く): 197458967

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 4335, 7225, 12043, 21675, 36129, 60215, 180645, 204731, 301075, 614193, 903225, 1023655, 3070965, 3480427, 5118275, 10441281, 15354825, 17402135, 52206405, 87010675, 261032025]

約数ペア:

[(1, 261032025), (3, 87010675), (5, 52206405), (15, 17402135), (17, 15354825), (25, 10441281), (51, 5118275), (75, 3480427), (85, 3070965), (255, 1023655), (289, 903225), (425, 614193), (867, 301075), (1275, 204731), (1445, 180645), (4335, 60215), (7225, 36129), (12043, 21675)]