65943220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67289}}^1$

素因数の和:67312

約数の個数: 36

約数和(自身を含む): 161092260

約数和(自身を除く): 95149040

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 67289, 134578, 269156, 336445, 471023, 672890, 942046, 1345780, 1884092, 2355115, 3297161, 4710230, 6594322, 9420460, 13188644, 16485805, 32971610, 65943220]

約数ペア:

[(1, 65943220), (2, 32971610), (4, 16485805), (5, 13188644), (7, 9420460), (10, 6594322), (14, 4710230), (20, 3297161), (28, 2355115), (35, 1884092), (49, 1345780), (70, 942046), (98, 672890), (140, 471023), (196, 336445), (245, 269156), (490, 134578), (980, 67289)]