1639561010

素因数分解:

$2^1\times 5^1\times {\mathrm{10159}}^1\times {\mathrm{16139}}^1$

素因数の和:26305

約数の個数: 16

約数和(自身を含む): 2951683200

約数和(自身を除く): 1312122190

約数列:

[1, 2, 5, 10, 10159, 16139, 20318, 32278, 50795, 80695, 101590, 161390, 163956101, 327912202, 819780505, 1639561010]

約数ペア:

[(1, 1639561010), (2, 819780505), (5, 327912202), (10, 163956101), (10159, 161390), (16139, 101590), (20318, 80695), (32278, 50795)]