288637480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{86939}}^1$

素因数の和:87033

約数の個数: 32

約数和(自身を含む): 657266400

約数和(自身を除く): 368628920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 86939, 173878, 347756, 434695, 695512, 869390, 1738780, 3477560, 7215937, 14431874, 28863748, 36079685, 57727496, 72159370, 144318740, 288637480]

約数ペア:

[(1, 288637480), (2, 144318740), (4, 72159370), (5, 57727496), (8, 36079685), (10, 28863748), (20, 14431874), (40, 7215937), (83, 3477560), (166, 1738780), (332, 869390), (415, 695512), (664, 434695), (830, 347756), (1660, 173878), (3320, 86939)]