163139120

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16057}}^1$

素因数の和:16197

約数の個数: 40

約数和(自身を含む): 382308864

約数和(自身を除く): 219169744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 16057, 32114, 64228, 80285, 128456, 160570, 256912, 321140, 642280, 1284560, 2039239, 4078478, 8156956, 10196195, 16313912, 20392390, 32627824, 40784780, 81569560, 163139120]

約数ペア:

[(1, 163139120), (2, 81569560), (4, 40784780), (5, 32627824), (8, 20392390), (10, 16313912), (16, 10196195), (20, 8156956), (40, 4078478), (80, 2039239), (127, 1284560), (254, 642280), (508, 321140), (635, 256912), (1016, 160570), (1270, 128456), (2032, 80285), (2540, 64228), (5080, 32114), (10160, 16057)]