800128

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 1958400

約数和(自身を除く): 1158272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 47, 56, 64, 76, 94, 112, 128, 133, 152, 188, 224, 266, 304, 329, 376, 448, 532, 608, 658, 752, 893, 896, 1064, 1216, 1316, 1504, 1786, 2128, 2432, 2632, 3008, 3572, 4256, 5264, 6016, 6251, 7144, 8512, 10528, 12502, 14288, 17024, 21056, 25004, 28576, 42112, 50008, 57152, 100016, 114304, 200032, 400064, 800128]

約数ペア:

[(1, 800128), (2, 400064), (4, 200032), (7, 114304), (8, 100016), (14, 57152), (16, 50008), (19, 42112), (28, 28576), (32, 25004), (38, 21056), (47, 17024), (56, 14288), (64, 12502), (76, 10528), (94, 8512), (112, 7144), (128, 6251), (133, 6016), (152, 5264), (188, 4256), (224, 3572), (266, 3008), (304, 2632), (329, 2432), (376, 2128), (448, 1786), (532, 1504), (608, 1316), (658, 1216), (752, 1064), (893, 896)]