65595980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3257}}^1$

素因数の和:3338

約数の個数: 48

約数和(自身を含む): 147782880

約数和(自身を除く): 82186900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 3257, 4028, 5035, 6514, 10070, 13028, 16285, 20140, 32570, 61883, 65140, 123766, 172621, 247532, 309415, 345242, 618830, 690484, 863105, 1237660, 1726210, 3279799, 3452420, 6559598, 13119196, 16398995, 32797990, 65595980]

約数ペア:

[(1, 65595980), (2, 32797990), (4, 16398995), (5, 13119196), (10, 6559598), (19, 3452420), (20, 3279799), (38, 1726210), (53, 1237660), (76, 863105), (95, 690484), (106, 618830), (190, 345242), (212, 309415), (265, 247532), (380, 172621), (530, 123766), (1007, 65140), (1060, 61883), (2014, 32570), (3257, 20140), (4028, 16285), (5035, 13028), (6514, 10070)]