664832120368

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{4357}}^1\times {\mathrm{56431}}^1$

素因数の和:60822

約数の個数: 60

約数和(自身を含む): 1395164611488

約数和(自身を除く): 730332491120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 4357, 8714, 17428, 34856, 56431, 56641, 69712, 112862, 113282, 225724, 226564, 451448, 453128, 733603, 736333, 902896, 906256, 1467206, 1472666, 2934412, 2945332, 5868824, 5890664, 9536839, 11737648, 11781328, 19073678, 38147356, 76294712, 152589424, 245869867, 491739734, 983479468, 1966958936, 3196308271, 3933917872, 6392616542, 12785233084, 25570466168, 41552007523, 51140932336, 83104015046, 166208030092, 332416060184, 664832120368]

約数ペア:

[(1, 664832120368), (2, 332416060184), (4, 166208030092), (8, 83104015046), (13, 51140932336), (16, 41552007523), (26, 25570466168), (52, 12785233084), (104, 6392616542), (169, 3933917872), (208, 3196308271), (338, 1966958936), (676, 983479468), (1352, 491739734), (2704, 245869867), (4357, 152589424), (8714, 76294712), (17428, 38147356), (34856, 19073678), (56431, 11781328), (56641, 11737648), (69712, 9536839), (112862, 5890664), (113282, 5868824), (225724, 2945332), (226564, 2934412), (451448, 1472666), (453128, 1467206), (733603, 906256), (736333, 902896)]