129953380

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{39863}}^1$

素因数の和:40035

約数の個数: 24

約数和(自身を含む): 274583232

約数和(自身を除く): 144629852

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 39863, 79726, 159452, 199315, 398630, 797260, 6497669, 12995338, 25990676, 32488345, 64976690, 129953380]

約数ペア:

[(1, 129953380), (2, 64976690), (4, 32488345), (5, 25990676), (10, 12995338), (20, 6497669), (163, 797260), (326, 398630), (652, 199315), (815, 159452), (1630, 79726), (3260, 39863)]