2560487745

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{13339}}^1$

素因数の和:13605

約数の個数: 32

約数和(自身を含む): 4180008960

約数和(自身を除く): 1619521215

約数列:

[1, 3, 5, 15, 67, 191, 201, 335, 573, 955, 1005, 2865, 12797, 13339, 38391, 40017, 63985, 66695, 191955, 200085, 893713, 2547749, 2681139, 4468565, 7643247, 12738745, 13405695, 38216235, 170699183, 512097549, 853495915, 2560487745]

約数ペア:

[(1, 2560487745), (3, 853495915), (5, 512097549), (15, 170699183), (67, 38216235), (191, 13405695), (201, 12738745), (335, 7643247), (573, 4468565), (955, 2681139), (1005, 2547749), (2865, 893713), (12797, 200085), (13339, 191955), (38391, 66695), (40017, 63985)]