82477720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{158611}}^1$

素因数の和:158635

約数の個数: 32

約数和(自身を含む): 199851120

約数和(自身を除く): 117373400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 158611, 317222, 634444, 793055, 1268888, 1586110, 2061943, 3172220, 4123886, 6344440, 8247772, 10309715, 16495544, 20619430, 41238860, 82477720]

約数ペア:

[(1, 82477720), (2, 41238860), (4, 20619430), (5, 16495544), (8, 10309715), (10, 8247772), (13, 6344440), (20, 4123886), (26, 3172220), (40, 2061943), (52, 1586110), (65, 1268888), (104, 793055), (130, 634444), (260, 317222), (520, 158611)]