81980776

素因数分解:

$2^3\times {\mathrm{1297}}^1\times {\mathrm{7901}}^1$

素因数の和:9204

約数の個数: 16

約数和(自身を含む): 153851940

約数和(自身を除く): 71871164

約数列:

[1, 2, 4, 8, 1297, 2594, 5188, 7901, 10376, 15802, 31604, 63208, 10247597, 20495194, 40990388, 81980776]

約数ペア:

[(1, 81980776), (2, 40990388), (4, 20495194), (8, 10247597), (1297, 63208), (2594, 31604), (5188, 15802), (7901, 10376)]