800823140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{42193}}^1$

素因数の和:42288

約数の個数: 48

約数和(自身を含む): 1835945328

約数和(自身を除く): 1035122188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 18980, 42193, 84386, 168772, 210965, 421930, 548509, 843860, 1097018, 2194036, 2742545, 3080089, 5485090, 6160178, 10970180, 12320356, 15400445, 30800890, 40041157, 61601780, 80082314, 160164628, 200205785, 400411570, 800823140]

約数ペア:

[(1, 800823140), (2, 400411570), (4, 200205785), (5, 160164628), (10, 80082314), (13, 61601780), (20, 40041157), (26, 30800890), (52, 15400445), (65, 12320356), (73, 10970180), (130, 6160178), (146, 5485090), (260, 3080089), (292, 2742545), (365, 2194036), (730, 1097018), (949, 843860), (1460, 548509), (1898, 421930), (3796, 210965), (4745, 168772), (9490, 84386), (18980, 42193)]