25091768

素因数分解:

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

素因数の和:376

約数の個数: 48

約数和(自身を含む): 51891480

約数和(自身を除く): 26799712

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 268, 277, 338, 536, 554, 676, 871, 1108, 1352, 1742, 2216, 3484, 3601, 6968, 7202, 11323, 14404, 18559, 22646, 28808, 37118, 45292, 46813, 74236, 90584, 93626, 148472, 187252, 241267, 374504, 482534, 965068, 1930136, 3136471, 6272942, 12545884, 25091768]

約数ペア:

[(1, 25091768), (2, 12545884), (4, 6272942), (8, 3136471), (13, 1930136), (26, 965068), (52, 482534), (67, 374504), (104, 241267), (134, 187252), (169, 148472), (268, 93626), (277, 90584), (338, 74236), (536, 46813), (554, 45292), (676, 37118), (871, 28808), (1108, 22646), (1352, 18559), (1742, 14404), (2216, 11323), (3484, 7202), (3601, 6968)]