2560740895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{402949}}^1$

素因数の和:403026

約数の個数: 16

約数和(自身を含む): 3249388800

約数和(自身を除く): 688647905

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 402949, 2014745, 12491419, 16520909, 62457095, 82604545, 512148179, 2560740895]

約数ペア:

[(1, 2560740895), (5, 512148179), (31, 82604545), (41, 62457095), (155, 16520909), (205, 12491419), (1271, 2014745), (6355, 402949)]