71986360

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1693}}^1$

素因数の和:2767

約数の個数: 32

約数和(自身を含む): 162217440

約数和(自身を除く): 90231080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1693, 2126, 3386, 4252, 5315, 6772, 8465, 8504, 10630, 13544, 16930, 21260, 33860, 42520, 67720, 1799659, 3599318, 7198636, 8998295, 14397272, 17996590, 35993180, 71986360]

約数ペア:

[(1, 71986360), (2, 35993180), (4, 17996590), (5, 14397272), (8, 8998295), (10, 7198636), (20, 3599318), (40, 1799659), (1063, 67720), (1693, 42520), (2126, 33860), (3386, 21260), (4252, 16930), (5315, 13544), (6772, 10630), (8465, 8504)]