206900525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 292481280

約数和(自身を除く): 85580755

約数列:

[1, 5, 13, 23, 25, 65, 89, 115, 299, 311, 325, 445, 575, 1157, 1495, 1555, 2047, 2225, 4043, 5785, 7153, 7475, 7775, 10235, 20215, 26611, 27679, 28925, 35765, 51175, 92989, 101075, 133055, 138395, 178825, 359827, 464945, 636617, 665275, 691975, 1799135, 2324725, 3183085, 8276021, 8995675, 15915425, 41380105, 206900525]

約数ペア:

[(1, 206900525), (5, 41380105), (13, 15915425), (23, 8995675), (25, 8276021), (65, 3183085), (89, 2324725), (115, 1799135), (299, 691975), (311, 665275), (325, 636617), (445, 464945), (575, 359827), (1157, 178825), (1495, 138395), (1555, 133055), (2047, 101075), (2225, 92989), (4043, 51175), (5785, 35765), (7153, 28925), (7475, 27679), (7775, 26611), (10235, 20215)]