27980050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{79943}}^1$

素因数の和:79962

約数の個数: 24

約数和(自身を含む): 59478336

約数和(自身を除く): 31498286

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 79943, 159886, 399715, 559601, 799430, 1119202, 1998575, 2798005, 3997150, 5596010, 13990025, 27980050]

約数ペア:

[(1, 27980050), (2, 13990025), (5, 5596010), (7, 3997150), (10, 2798005), (14, 1998575), (25, 1119202), (35, 799430), (50, 559601), (70, 399715), (175, 159886), (350, 79943)]