20168093600

素因数分解:

$2^5\times 5^2\times {\mathrm{5003}}^1\times {\mathrm{5039}}^1$

素因数の和:10062

約数の個数: 72

約数和(自身を含む): 49254972480

約数和(自身を除く): 29086878880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 5003, 5039, 10006, 10078, 20012, 20156, 25015, 25195, 40024, 40312, 50030, 50390, 80048, 80624, 100060, 100780, 125075, 125975, 160096, 161248, 200120, 201560, 250150, 251950, 400240, 403120, 500300, 503900, 800480, 806240, 1000600, 1007800, 2001200, 2015600, 4002400, 4031200, 25210117, 50420234, 100840468, 126050585, 201680936, 252101170, 403361872, 504202340, 630252925, 806723744, 1008404680, 1260505850, 2016809360, 2521011700, 4033618720, 5042023400, 10084046800, 20168093600]

約数ペア:

[(1, 20168093600), (2, 10084046800), (4, 5042023400), (5, 4033618720), (8, 2521011700), (10, 2016809360), (16, 1260505850), (20, 1008404680), (25, 806723744), (32, 630252925), (40, 504202340), (50, 403361872), (80, 252101170), (100, 201680936), (160, 126050585), (200, 100840468), (400, 50420234), (800, 25210117), (5003, 4031200), (5039, 4002400), (10006, 2015600), (10078, 2001200), (20012, 1007800), (20156, 1000600), (25015, 806240), (25195, 800480), (40024, 503900), (40312, 500300), (50030, 403120), (50390, 400240), (80048, 251950), (80624, 250150), (100060, 201560), (100780, 200120), (125075, 161248), (125975, 160096)]