51520768

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 112546728

約数和(自身を除く): 61025960

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 113, 128, 137, 208, 226, 256, 274, 416, 452, 548, 832, 904, 1096, 1469, 1664, 1781, 1808, 2192, 2938, 3328, 3562, 3616, 4384, 5876, 7124, 7232, 8768, 11752, 14248, 14464, 15481, 17536, 23504, 28496, 28928, 30962, 35072, 47008, 56992, 61924, 94016, 113984, 123848, 188032, 201253, 227968, 247696, 376064, 402506, 455936, 495392, 805012, 990784, 1610024, 1981568, 3220048, 3963136, 6440096, 12880192, 25760384, 51520768]

約数ペア:

[(1, 51520768), (2, 25760384), (4, 12880192), (8, 6440096), (13, 3963136), (16, 3220048), (26, 1981568), (32, 1610024), (52, 990784), (64, 805012), (104, 495392), (113, 455936), (128, 402506), (137, 376064), (208, 247696), (226, 227968), (256, 201253), (274, 188032), (416, 123848), (452, 113984), (548, 94016), (832, 61924), (904, 56992), (1096, 47008), (1469, 35072), (1664, 30962), (1781, 28928), (1808, 28496), (2192, 23504), (2938, 17536), (3328, 15481), (3562, 14464), (3616, 14248), (4384, 11752), (5876, 8768), (7124, 7232)]