20162693800

素因数分解:

$2^3\times 5^2\times {\mathrm{499}}^1\times {\mathrm{202031}}^1$

素因数の和:202546

約数の個数: 48

約数和(自身を含む): 46972440000

約数和(自身を除く): 26809746200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 499, 998, 1996, 2495, 3992, 4990, 9980, 12475, 19960, 24950, 49900, 99800, 202031, 404062, 808124, 1010155, 1616248, 2020310, 4040620, 5050775, 8081240, 10101550, 20203100, 40406200, 100813469, 201626938, 403253876, 504067345, 806507752, 1008134690, 2016269380, 2520336725, 4032538760, 5040673450, 10081346900, 20162693800]

約数ペア:

[(1, 20162693800), (2, 10081346900), (4, 5040673450), (5, 4032538760), (8, 2520336725), (10, 2016269380), (20, 1008134690), (25, 806507752), (40, 504067345), (50, 403253876), (100, 201626938), (200, 100813469), (499, 40406200), (998, 20203100), (1996, 10101550), (2495, 8081240), (3992, 5050775), (4990, 4040620), (9980, 2020310), (12475, 1616248), (19960, 1010155), (24950, 808124), (49900, 404062), (99800, 202031)]