25689755

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 12630373

約数列:

[1, 5, 7, 13, 35, 65, 91, 131, 431, 455, 655, 917, 1703, 2155, 3017, 4585, 5603, 8515, 11921, 15085, 28015, 39221, 56461, 59605, 196105, 282305, 395227, 733993, 1976135, 3669965, 5137951, 25689755]

約数ペア:

[(1, 25689755), (5, 5137951), (7, 3669965), (13, 1976135), (35, 733993), (65, 395227), (91, 282305), (131, 196105), (431, 59605), (455, 56461), (655, 39221), (917, 28015), (1703, 15085), (2155, 11921), (3017, 8515), (4585, 5603)]