80284600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36493}}^1$

素因数の和:36520

約数の個数: 48

約数和(自身を含む): 203636520

約数和(自身を除く): 123351920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 36493, 72986, 145972, 182465, 291944, 364930, 401423, 729860, 802846, 912325, 1459720, 1605692, 1824650, 2007115, 3211384, 3649300, 4014230, 7298600, 8028460, 10035575, 16056920, 20071150, 40142300, 80284600]

約数ペア:

[(1, 80284600), (2, 40142300), (4, 20071150), (5, 16056920), (8, 10035575), (10, 8028460), (11, 7298600), (20, 4014230), (22, 3649300), (25, 3211384), (40, 2007115), (44, 1824650), (50, 1605692), (55, 1459720), (88, 912325), (100, 802846), (110, 729860), (200, 401423), (220, 364930), (275, 291944), (440, 182465), (550, 145972), (1100, 72986), (2200, 36493)]