56291256008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{239179}}^1$

素因数の和:239302

約数の個数: 64

約数和(自身を含む): 118939430400

約数和(自身を除く): 62648174392

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 73, 104, 124, 146, 248, 292, 403, 584, 806, 949, 1612, 1898, 2263, 3224, 3796, 4526, 7592, 9052, 18104, 29419, 58838, 117676, 235352, 239179, 478358, 956716, 1913432, 3109327, 6218654, 7414549, 12437308, 14829098, 17460067, 24874616, 29658196, 34920134, 59316392, 69840268, 96389137, 139680536, 192778274, 226980871, 385556548, 453961742, 541262077, 771113096, 907923484, 1082524154, 1815846968, 2165048308, 4330096616, 7036407001, 14072814002, 28145628004, 56291256008]

約数ペア:

[(1, 56291256008), (2, 28145628004), (4, 14072814002), (8, 7036407001), (13, 4330096616), (26, 2165048308), (31, 1815846968), (52, 1082524154), (62, 907923484), (73, 771113096), (104, 541262077), (124, 453961742), (146, 385556548), (248, 226980871), (292, 192778274), (403, 139680536), (584, 96389137), (806, 69840268), (949, 59316392), (1612, 34920134), (1898, 29658196), (2263, 24874616), (3224, 17460067), (3796, 14829098), (4526, 12437308), (7592, 7414549), (9052, 6218654), (18104, 3109327), (29419, 1913432), (58838, 956716), (117676, 478358), (235352, 239179)]