71640064

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1690

約数の個数: 44

約数和(自身を含む): 146630704

約数和(自身を除く): 74990640

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1024, 1376, 1627, 2752, 3254, 5504, 6508, 11008, 13016, 22016, 26032, 44032, 52064, 69961, 104128, 139922, 208256, 279844, 416512, 559688, 833024, 1119376, 1666048, 2238752, 4477504, 8955008, 17910016, 35820032, 71640064]

約数ペア:

[(1, 71640064), (2, 35820032), (4, 17910016), (8, 8955008), (16, 4477504), (32, 2238752), (43, 1666048), (64, 1119376), (86, 833024), (128, 559688), (172, 416512), (256, 279844), (344, 208256), (512, 139922), (688, 104128), (1024, 69961), (1376, 52064), (1627, 44032), (2752, 26032), (3254, 22016), (5504, 13016), (6508, 11008)]