25480504

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 57968640

約数和(自身を除く): 32488136

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 73, 92, 146, 161, 184, 271, 292, 322, 511, 542, 584, 644, 1022, 1084, 1288, 1679, 1897, 2044, 2168, 3358, 3794, 4088, 6233, 6716, 7588, 11753, 12466, 13432, 15176, 19783, 23506, 24932, 39566, 43631, 47012, 49864, 79132, 87262, 94024, 138481, 158264, 174524, 276962, 349048, 455009, 553924, 910018, 1107848, 1820036, 3185063, 3640072, 6370126, 12740252, 25480504]

約数ペア:

[(1, 25480504), (2, 12740252), (4, 6370126), (7, 3640072), (8, 3185063), (14, 1820036), (23, 1107848), (28, 910018), (46, 553924), (56, 455009), (73, 349048), (92, 276962), (146, 174524), (161, 158264), (184, 138481), (271, 94024), (292, 87262), (322, 79132), (511, 49864), (542, 47012), (584, 43631), (644, 39566), (1022, 24932), (1084, 23506), (1288, 19783), (1679, 15176), (1897, 13432), (2044, 12466), (2168, 11753), (3358, 7588), (3794, 6716), (4088, 6233)]