81478090

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{53959}}^1$

素因数の和:54117

約数の個数: 16

約数和(自身を含む): 147634560

約数和(自身を除く): 66156470

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 53959, 107918, 269795, 539590, 8147809, 16295618, 40739045, 81478090]

約数ペア:

[(1, 81478090), (2, 40739045), (5, 16295618), (10, 8147809), (151, 539590), (302, 269795), (755, 107918), (1510, 53959)]