31039520

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 73664640

約数和(自身を除く): 42625120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 463, 838, 926, 1676, 1852, 2095, 2315, 3352, 3704, 4190, 4630, 6704, 7408, 8380, 9260, 13408, 14816, 16760, 18520, 33520, 37040, 67040, 74080, 193997, 387994, 775988, 969985, 1551976, 1939970, 3103952, 3879940, 6207904, 7759880, 15519760, 31039520]

約数ペア:

[(1, 31039520), (2, 15519760), (4, 7759880), (5, 6207904), (8, 3879940), (10, 3103952), (16, 1939970), (20, 1551976), (32, 969985), (40, 775988), (80, 387994), (160, 193997), (419, 74080), (463, 67040), (838, 37040), (926, 33520), (1676, 18520), (1852, 16760), (2095, 14816), (2315, 13408), (3352, 9260), (3704, 8380), (4190, 7408), (4630, 6704)]