80031644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1319}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 175633920

約数和(自身を除く): 95602276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 197, 308, 394, 788, 1319, 1379, 2167, 2638, 2758, 4334, 5276, 5516, 8668, 9233, 14509, 15169, 18466, 29018, 30338, 36932, 58036, 60676, 101563, 203126, 259843, 406252, 519686, 1039372, 1818901, 2858273, 3637802, 5716546, 7275604, 11433092, 20007911, 40015822, 80031644]

約数ペア:

[(1, 80031644), (2, 40015822), (4, 20007911), (7, 11433092), (11, 7275604), (14, 5716546), (22, 3637802), (28, 2858273), (44, 1818901), (77, 1039372), (154, 519686), (197, 406252), (308, 259843), (394, 203126), (788, 101563), (1319, 60676), (1379, 58036), (2167, 36932), (2638, 30338), (2758, 29018), (4334, 18466), (5276, 15169), (5516, 14509), (8668, 9233)]