56871256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1693}}^1$

素因数の和:1748

約数の個数: 64

約数和(自身を含む): 128066400

約数和(自身を除く): 71195144

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1693, 1768, 1976, 2584, 3386, 4199, 6772, 8398, 13544, 16796, 22009, 28781, 32167, 33592, 44018, 57562, 64334, 88036, 115124, 128668, 176072, 230248, 257336, 374153, 418171, 546839, 748306, 836342, 1093678, 1496612, 1672684, 2187356, 2993224, 3345368, 4374712, 7108907, 14217814, 28435628, 56871256]

約数ペア:

[(1, 56871256), (2, 28435628), (4, 14217814), (8, 7108907), (13, 4374712), (17, 3345368), (19, 2993224), (26, 2187356), (34, 1672684), (38, 1496612), (52, 1093678), (68, 836342), (76, 748306), (104, 546839), (136, 418171), (152, 374153), (221, 257336), (247, 230248), (323, 176072), (442, 128668), (494, 115124), (646, 88036), (884, 64334), (988, 57562), (1292, 44018), (1693, 33592), (1768, 32167), (1976, 28781), (2584, 22009), (3386, 16796), (4199, 13544), (6772, 8398)]