81030770

素因数分解:

$2^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{12409}}^1$

素因数の和:13069

約数の個数: 16

約数和(自身を含む): 146090520

約数和(自身を除く): 65059750

約数列:

[1, 2, 5, 10, 653, 1306, 3265, 6530, 12409, 24818, 62045, 124090, 8103077, 16206154, 40515385, 81030770]

約数ペア:

[(1, 81030770), (2, 40515385), (5, 16206154), (10, 8103077), (653, 124090), (1306, 62045), (3265, 24818), (6530, 12409)]