25130644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 55319040

約数和(自身を除く): 30188396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 587, 973, 1174, 1529, 1946, 2348, 3058, 3892, 4109, 6116, 6457, 8218, 10703, 12914, 16436, 21406, 25828, 42812, 45199, 81593, 90398, 163186, 180796, 326372, 571151, 897523, 1142302, 1795046, 2284604, 3590092, 6282661, 12565322, 25130644]

約数ペア:

[(1, 25130644), (2, 12565322), (4, 6282661), (7, 3590092), (11, 2284604), (14, 1795046), (22, 1142302), (28, 897523), (44, 571151), (77, 326372), (139, 180796), (154, 163186), (278, 90398), (308, 81593), (556, 45199), (587, 42812), (973, 25828), (1174, 21406), (1529, 16436), (1946, 12914), (2348, 10703), (3058, 8218), (3892, 6457), (4109, 6116)]