80822790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1249}}^1$

素因数の和:1981

約数の個数: 48

約数和(自身を含む): 210600000

約数和(自身を除く): 129777210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 719, 1249, 1438, 2157, 2498, 3595, 3747, 4314, 6245, 6471, 7190, 7494, 10785, 11241, 12490, 12942, 18735, 21570, 22482, 32355, 37470, 56205, 64710, 112410, 898031, 1796062, 2694093, 4490155, 5388186, 8082279, 8980310, 13470465, 16164558, 26940930, 40411395, 80822790]

約数ペア:

[(1, 80822790), (2, 40411395), (3, 26940930), (5, 16164558), (6, 13470465), (9, 8980310), (10, 8082279), (15, 5388186), (18, 4490155), (30, 2694093), (45, 1796062), (90, 898031), (719, 112410), (1249, 64710), (1438, 56205), (2157, 37470), (2498, 32355), (3595, 22482), (3747, 21570), (4314, 18735), (6245, 12942), (6471, 12490), (7190, 11241), (7494, 10785)]