130063640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{66359}}^1$

素因数の和:66384

約数の個数: 48

約数和(自身を含む): 340426800

約数和(自身を除く): 210363160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 66359, 132718, 265436, 331795, 464513, 530872, 663590, 929026, 1327180, 1858052, 2322565, 2654360, 3251591, 3716104, 4645130, 6503182, 9290260, 13006364, 16257955, 18580520, 26012728, 32515910, 65031820, 130063640]

約数ペア:

[(1, 130063640), (2, 65031820), (4, 32515910), (5, 26012728), (7, 18580520), (8, 16257955), (10, 13006364), (14, 9290260), (20, 6503182), (28, 4645130), (35, 3716104), (40, 3251591), (49, 2654360), (56, 2322565), (70, 1858052), (98, 1327180), (140, 929026), (196, 663590), (245, 530872), (280, 464513), (392, 331795), (490, 265436), (980, 132718), (1960, 66359)]