125693560

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{12227}}^1$

素因数の和:12495

約数の個数: 32

約数和(自身を含む): 283934160

約数和(自身を除く): 158240600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 12227, 24454, 48908, 61135, 97816, 122270, 244540, 489080, 3142339, 6284678, 12569356, 15711695, 25138712, 31423390, 62846780, 125693560]

約数ペア:

[(1, 125693560), (2, 62846780), (4, 31423390), (5, 25138712), (8, 15711695), (10, 12569356), (20, 6284678), (40, 3142339), (257, 489080), (514, 244540), (1028, 122270), (1285, 97816), (2056, 61135), (2570, 48908), (5140, 24454), (10280, 12227)]