64857856

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2169

約数の個数: 72

約数和(自身を含む): 156733920

約数和(自身を除く): 91876064

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 896, 952, 1088, 1792, 1904, 2129, 2176, 3808, 4258, 4352, 7616, 8516, 14903, 15232, 17032, 29806, 30464, 34064, 36193, 59612, 68128, 72386, 119224, 136256, 144772, 238448, 253351, 272512, 289544, 476896, 506702, 545024, 579088, 953792, 1013404, 1158176, 1907584, 2026808, 2316352, 3815168, 4053616, 4632704, 8107232, 9265408, 16214464, 32428928, 64857856]

約数ペア:

[(1, 64857856), (2, 32428928), (4, 16214464), (7, 9265408), (8, 8107232), (14, 4632704), (16, 4053616), (17, 3815168), (28, 2316352), (32, 2026808), (34, 1907584), (56, 1158176), (64, 1013404), (68, 953792), (112, 579088), (119, 545024), (128, 506702), (136, 476896), (224, 289544), (238, 272512), (256, 253351), (272, 238448), (448, 144772), (476, 136256), (544, 119224), (896, 72386), (952, 68128), (1088, 59612), (1792, 36193), (1904, 34064), (2129, 30464), (2176, 29806), (3808, 17032), (4258, 15232), (4352, 14903), (7616, 8516)]