25687430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135197}}^1$

素因数の和:135223

約数の個数: 16

約数和(自身を含む): 48671280

約数和(自身を除く): 22983850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 135197, 270394, 675985, 1351970, 2568743, 5137486, 12843715, 25687430]

約数ペア:

[(1, 25687430), (2, 12843715), (5, 5137486), (10, 2568743), (19, 1351970), (38, 675985), (95, 270394), (190, 135197)]