81200612

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{643}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 144003552

約数和(自身を除く): 62802940

約数列:

[1, 2, 4, 131, 241, 262, 482, 524, 643, 964, 1286, 2572, 31571, 63142, 84233, 126284, 154963, 168466, 309926, 336932, 619852, 20300153, 40600306, 81200612]

約数ペア:

[(1, 81200612), (2, 40600306), (4, 20300153), (131, 619852), (241, 336932), (262, 309926), (482, 168466), (524, 154963), (643, 126284), (964, 84233), (1286, 63142), (2572, 31571)]