245127272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 508139520

約数和(自身を除く): 263012248

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 127, 134, 254, 268, 277, 508, 536, 554, 871, 1016, 1108, 1651, 1742, 2216, 3302, 3484, 3601, 6604, 6968, 7202, 8509, 13208, 14404, 17018, 18559, 28808, 34036, 35179, 37118, 68072, 70358, 74236, 110617, 140716, 148472, 221234, 241267, 281432, 442468, 457327, 482534, 884936, 914654, 965068, 1829308, 1930136, 2356993, 3658616, 4713986, 9427972, 18855944, 30640909, 61281818, 122563636, 245127272]

約数ペア:

[(1, 245127272), (2, 122563636), (4, 61281818), (8, 30640909), (13, 18855944), (26, 9427972), (52, 4713986), (67, 3658616), (104, 2356993), (127, 1930136), (134, 1829308), (254, 965068), (268, 914654), (277, 884936), (508, 482534), (536, 457327), (554, 442468), (871, 281432), (1016, 241267), (1108, 221234), (1651, 148472), (1742, 140716), (2216, 110617), (3302, 74236), (3484, 70358), (3601, 68072), (6604, 37118), (6968, 35179), (7202, 34036), (8509, 28808), (13208, 18559), (14404, 17018)]