220125928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 479390400

約数和(自身を除く): 259264472

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 269, 374, 538, 547, 748, 1076, 1094, 1496, 2152, 2188, 2959, 4376, 4573, 5918, 6017, 9146, 9299, 11836, 12034, 18292, 18598, 23672, 24068, 36584, 37196, 48136, 50303, 74392, 100606, 102289, 147143, 201212, 204578, 294286, 402424, 409156, 588572, 818312, 1177144, 1618573, 2501431, 3237146, 5002862, 6474292, 10005724, 12948584, 20011448, 27515741, 55031482, 110062964, 220125928]

約数ペア:

[(1, 220125928), (2, 110062964), (4, 55031482), (8, 27515741), (11, 20011448), (17, 12948584), (22, 10005724), (34, 6474292), (44, 5002862), (68, 3237146), (88, 2501431), (136, 1618573), (187, 1177144), (269, 818312), (374, 588572), (538, 409156), (547, 402424), (748, 294286), (1076, 204578), (1094, 201212), (1496, 147143), (2152, 102289), (2188, 100606), (2959, 74392), (4376, 50303), (4573, 48136), (5918, 37196), (6017, 36584), (9146, 24068), (9299, 23672), (11836, 18598), (12034, 18292)]