80671603790

素因数分解:

$2^1\times 5^1\times {\mathrm{4931}}^1\times {\mathrm{1636009}}^1$

素因数の和:1640947

約数の個数: 16

約数和(自身を含む): 145238423760

約数和(自身を除く): 64566819970

約数列:

[1, 2, 5, 10, 4931, 9862, 24655, 49310, 1636009, 3272018, 8180045, 16360090, 8067160379, 16134320758, 40335801895, 80671603790]

約数ペア:

[(1, 80671603790), (2, 40335801895), (5, 16134320758), (10, 8067160379), (4931, 16360090), (9862, 8180045), (24655, 3272018), (49310, 1636009)]