67720210

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{53323}}^1$

素因数の和:53457

約数の個数: 16

約数和(自身を含む): 122858496

約数和(自身を除く): 55138286

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 53323, 106646, 266615, 533230, 6772021, 13544042, 33860105, 67720210]

約数ペア:

[(1, 67720210), (2, 33860105), (5, 13544042), (10, 6772021), (127, 533230), (254, 266615), (635, 106646), (1270, 53323)]