31505936

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 77137920

約数和(自身を除く): 45631984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 107, 112, 154, 176, 214, 239, 308, 428, 478, 616, 749, 856, 956, 1177, 1232, 1498, 1673, 1712, 1912, 2354, 2629, 2996, 3346, 3824, 4708, 5258, 5992, 6692, 8239, 9416, 10516, 11984, 13384, 16478, 18403, 18832, 21032, 25573, 26768, 32956, 36806, 42064, 51146, 65912, 73612, 102292, 131824, 147224, 179011, 204584, 281303, 294448, 358022, 409168, 562606, 716044, 1125212, 1432088, 1969121, 2250424, 2864176, 3938242, 4500848, 7876484, 15752968, 31505936]

約数ペア:

[(1, 31505936), (2, 15752968), (4, 7876484), (7, 4500848), (8, 3938242), (11, 2864176), (14, 2250424), (16, 1969121), (22, 1432088), (28, 1125212), (44, 716044), (56, 562606), (77, 409168), (88, 358022), (107, 294448), (112, 281303), (154, 204584), (176, 179011), (214, 147224), (239, 131824), (308, 102292), (428, 73612), (478, 65912), (616, 51146), (749, 42064), (856, 36806), (956, 32956), (1177, 26768), (1232, 25573), (1498, 21032), (1673, 18832), (1712, 18403), (1912, 16478), (2354, 13384), (2629, 11984), (2996, 10516), (3346, 9416), (3824, 8239), (4708, 6692), (5258, 5992)]