1255991648

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{479}}^1\times {\mathrm{1223}}^1$

素因数の和:1779

約数の個数: 48

約数和(自身を含む): 2516935680

約数和(自身を除く): 1260944032

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 479, 536, 958, 1072, 1223, 1916, 2144, 2446, 3832, 4892, 7664, 9784, 15328, 19568, 32093, 39136, 64186, 81941, 128372, 163882, 256744, 327764, 513488, 585817, 655528, 1026976, 1171634, 1311056, 2343268, 2622112, 4686536, 9373072, 18746144, 39249739, 78499478, 156998956, 313997912, 627995824, 1255991648]

約数ペア:

[(1, 1255991648), (2, 627995824), (4, 313997912), (8, 156998956), (16, 78499478), (32, 39249739), (67, 18746144), (134, 9373072), (268, 4686536), (479, 2622112), (536, 2343268), (958, 1311056), (1072, 1171634), (1223, 1026976), (1916, 655528), (2144, 585817), (2446, 513488), (3832, 327764), (4892, 256744), (7664, 163882), (9784, 128372), (15328, 81941), (19568, 64186), (32093, 39136)]