82448440

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10463}}^1$

素因数の和:10671

約数の個数: 32

約数和(自身を含む): 186468480

約数和(自身を除く): 104020040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 10463, 20926, 41852, 52315, 83704, 104630, 209260, 418520, 2061211, 4122422, 8244844, 10306055, 16489688, 20612110, 41224220, 82448440]

約数ペア:

[(1, 82448440), (2, 41224220), (4, 20612110), (5, 16489688), (8, 10306055), (10, 8244844), (20, 4122422), (40, 2061211), (197, 418520), (394, 209260), (788, 104630), (985, 83704), (1576, 52315), (1970, 41852), (3940, 20926), (7880, 10463)]