31289104

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 76602240

約数和(自身を除く): 45313136

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 109, 112, 154, 176, 218, 233, 308, 436, 466, 616, 763, 872, 932, 1199, 1232, 1526, 1631, 1744, 1864, 2398, 2563, 3052, 3262, 3728, 4796, 5126, 6104, 6524, 8393, 9592, 10252, 12208, 13048, 16786, 17941, 19184, 20504, 25397, 26096, 33572, 35882, 41008, 50794, 67144, 71764, 101588, 134288, 143528, 177779, 203176, 279367, 287056, 355558, 406352, 558734, 711116, 1117468, 1422232, 1955569, 2234936, 2844464, 3911138, 4469872, 7822276, 15644552, 31289104]

約数ペア:

[(1, 31289104), (2, 15644552), (4, 7822276), (7, 4469872), (8, 3911138), (11, 2844464), (14, 2234936), (16, 1955569), (22, 1422232), (28, 1117468), (44, 711116), (56, 558734), (77, 406352), (88, 355558), (109, 287056), (112, 279367), (154, 203176), (176, 177779), (218, 143528), (233, 134288), (308, 101588), (436, 71764), (466, 67144), (616, 50794), (763, 41008), (872, 35882), (932, 33572), (1199, 26096), (1232, 25397), (1526, 20504), (1631, 19184), (1744, 17941), (1864, 16786), (2398, 13048), (2563, 12208), (3052, 10252), (3262, 9592), (3728, 8393), (4796, 6524), (5126, 6104)]