26662168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 30995432

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 103, 104, 131, 152, 206, 247, 262, 412, 494, 524, 824, 988, 1048, 1339, 1703, 1957, 1976, 2489, 2678, 3406, 3914, 4978, 5356, 6812, 7828, 9956, 10712, 13493, 13624, 15656, 19912, 25441, 26986, 32357, 50882, 53972, 64714, 101764, 107944, 129428, 175409, 203528, 256367, 258856, 350818, 512734, 701636, 1025468, 1403272, 2050936, 3332771, 6665542, 13331084, 26662168]

約数ペア:

[(1, 26662168), (2, 13331084), (4, 6665542), (8, 3332771), (13, 2050936), (19, 1403272), (26, 1025468), (38, 701636), (52, 512734), (76, 350818), (103, 258856), (104, 256367), (131, 203528), (152, 175409), (206, 129428), (247, 107944), (262, 101764), (412, 64714), (494, 53972), (524, 50882), (824, 32357), (988, 26986), (1048, 25441), (1339, 19912), (1703, 15656), (1957, 13624), (1976, 13493), (2489, 10712), (2678, 9956), (3406, 7828), (3914, 6812), (4978, 5356)]