173616820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2539}}^1$

素因数の和:2824

約数の個数: 48

約数和(自身を含む): 394289280

約数和(自身を除く): 220672460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1315, 2539, 2630, 3419, 5078, 5260, 6838, 10156, 12695, 13676, 17095, 25390, 33007, 34190, 50780, 66014, 68380, 132028, 165035, 330070, 660140, 667757, 1335514, 2671028, 3338785, 6677570, 8680841, 13355140, 17361682, 34723364, 43404205, 86808410, 173616820]

約数ペア:

[(1, 173616820), (2, 86808410), (4, 43404205), (5, 34723364), (10, 17361682), (13, 13355140), (20, 8680841), (26, 6677570), (52, 3338785), (65, 2671028), (130, 1335514), (260, 667757), (263, 660140), (526, 330070), (1052, 165035), (1315, 132028), (2539, 68380), (2630, 66014), (3419, 50780), (5078, 34190), (5260, 33007), (6838, 25390), (10156, 17095), (12695, 13676)]