165450340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{16001}}^1$

素因数の和:16068

約数の個数: 48

約数和(自身を含む): 387120384

約数和(自身を除く): 221670044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 16001, 32002, 64004, 80005, 160010, 176011, 320020, 352022, 704044, 752047, 880055, 1504094, 1760110, 3008188, 3520220, 3760235, 7520470, 8272517, 15040940, 16545034, 33090068, 41362585, 82725170, 165450340]

約数ペア:

[(1, 165450340), (2, 82725170), (4, 41362585), (5, 33090068), (10, 16545034), (11, 15040940), (20, 8272517), (22, 7520470), (44, 3760235), (47, 3520220), (55, 3008188), (94, 1760110), (110, 1504094), (188, 880055), (220, 752047), (235, 704044), (470, 352022), (517, 320020), (940, 176011), (1034, 160010), (2068, 80005), (2585, 64004), (5170, 32002), (10340, 16001)]