80451321891

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1\times {\mathrm{20749}}^1$

素因数の和:21163

約数の個数: 32

約数和(自身を含む): 111010176000

約数和(自身を除く): 30558854109

約数列:

[1, 3, 47, 107, 141, 257, 321, 771, 5029, 12079, 15087, 20749, 27499, 36237, 62247, 82497, 975203, 1292453, 2220143, 2925609, 3877359, 5332493, 6660429, 15997479, 104346721, 250627171, 313040163, 570576751, 751881513, 1711730253, 26817107297, 80451321891]

約数ペア:

[(1, 80451321891), (3, 26817107297), (47, 1711730253), (107, 751881513), (141, 570576751), (257, 313040163), (321, 250627171), (771, 104346721), (5029, 15997479), (12079, 6660429), (15087, 5332493), (20749, 3877359), (27499, 2925609), (36237, 2220143), (62247, 1292453), (82497, 975203)]