85070120

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6709}}^1$

素因数の和:7037

約数の個数: 32

約数和(自身を含む): 192040200

約数和(自身を除く): 106970080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 6340, 6709, 12680, 13418, 26836, 33545, 53672, 67090, 134180, 268360, 2126753, 4253506, 8507012, 10633765, 17014024, 21267530, 42535060, 85070120]

約数ペア:

[(1, 85070120), (2, 42535060), (4, 21267530), (5, 17014024), (8, 10633765), (10, 8507012), (20, 4253506), (40, 2126753), (317, 268360), (634, 134180), (1268, 67090), (1585, 53672), (2536, 33545), (3170, 26836), (6340, 13418), (6709, 12680)]