81393470

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{35543}}^1$

素因数の和:35779

約数の個数: 16

約数和(自身を含む): 147152160

約数和(自身を除く): 65758690

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 35543, 71086, 177715, 355430, 8139347, 16278694, 40696735, 81393470]

約数ペア:

[(1, 81393470), (2, 40696735), (5, 16278694), (10, 8139347), (229, 355430), (458, 177715), (1145, 71086), (2290, 35543)]