56878016

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 56

約数和(自身を含む): 122682000

約数和(自身を除く): 65803984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 137, 208, 274, 416, 499, 548, 832, 998, 1096, 1781, 1996, 2192, 3562, 3992, 4384, 6487, 7124, 7984, 8768, 12974, 14248, 15968, 25948, 28496, 31936, 51896, 56992, 68363, 103792, 113984, 136726, 207584, 273452, 415168, 546904, 888719, 1093808, 1777438, 2187616, 3554876, 4375232, 7109752, 14219504, 28439008, 56878016]

約数ペア:

[(1, 56878016), (2, 28439008), (4, 14219504), (8, 7109752), (13, 4375232), (16, 3554876), (26, 2187616), (32, 1777438), (52, 1093808), (64, 888719), (104, 546904), (137, 415168), (208, 273452), (274, 207584), (416, 136726), (499, 113984), (548, 103792), (832, 68363), (998, 56992), (1096, 51896), (1781, 31936), (1996, 28496), (2192, 25948), (3562, 15968), (3992, 14248), (4384, 12974), (6487, 8768), (7124, 7984)]