80451207991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{29947}}^1$

素因数の和:30355

約数の個数: 32

約数和(自身を含む): 101430282240

約数和(自身を除く): 20979074249

約数列:

[1, 7, 11, 77, 139, 251, 973, 1529, 1757, 2761, 10703, 19327, 29947, 34889, 209629, 244223, 329417, 383779, 2305919, 2686453, 4162633, 7516697, 29138431, 45788963, 52616879, 82683667, 320522741, 578785669, 1044820883, 7313746181, 11493029713, 80451207991]

約数ペア:

[(1, 80451207991), (7, 11493029713), (11, 7313746181), (77, 1044820883), (139, 578785669), (251, 320522741), (973, 82683667), (1529, 52616879), (1757, 45788963), (2761, 29138431), (10703, 7516697), (19327, 4162633), (29947, 2686453), (34889, 2305919), (209629, 383779), (244223, 329417)]