72454010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{81409}}^1$

素因数の和:81505

約数の個数: 16

約数和(自身を含む): 131884200

約数和(自身を除く): 59430190

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 81409, 162818, 407045, 814090, 7245401, 14490802, 36227005, 72454010]

約数ペア:

[(1, 72454010), (2, 36227005), (5, 14490802), (10, 7245401), (89, 814090), (178, 407045), (445, 162818), (890, 81409)]