1330778650

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{66373}}^1$

素因数の和:66786

約数の個数: 24

約数和(自身を含む): 2481458364

約数和(自身を除く): 1150679714

約数列:

[1, 2, 5, 10, 25, 50, 401, 802, 2005, 4010, 10025, 20050, 66373, 132746, 331865, 663730, 1659325, 3318650, 26615573, 53231146, 133077865, 266155730, 665389325, 1330778650]

約数ペア:

[(1, 1330778650), (2, 665389325), (5, 266155730), (10, 133077865), (25, 53231146), (50, 26615573), (401, 3318650), (802, 1659325), (2005, 663730), (4010, 331865), (10025, 132746), (20050, 66373)]