25044185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 8133415

約数列:

[1, 5, 19, 47, 71, 79, 95, 235, 355, 395, 893, 1349, 1501, 3337, 3713, 4465, 5609, 6745, 7505, 16685, 18565, 28045, 63403, 70547, 106571, 263623, 317015, 352735, 532855, 1318115, 5008837, 25044185]

約数ペア:

[(1, 25044185), (5, 5008837), (19, 1318115), (47, 532855), (71, 352735), (79, 317015), (95, 263623), (235, 106571), (355, 70547), (395, 63403), (893, 28045), (1349, 18565), (1501, 16685), (3337, 7505), (3713, 6745), (4465, 5609)]