260163865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{210659}}^1$

素因数の和:210696

約数の個数: 16

約数和(自身を含む): 353908800

約数和(自身を除く): 93744935

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 210659, 1053295, 2738567, 4002521, 13692835, 20012605, 52032773, 260163865]

約数ペア:

[(1, 260163865), (5, 52032773), (13, 20012605), (19, 13692835), (65, 4002521), (95, 2738567), (247, 1053295), (1235, 210659)]