72702490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2467}}^1$

素因数の和:2902

約数の個数: 32

約数和(自身を含む): 149975424

約数和(自身を除く): 77272934

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2467, 2947, 4210, 4934, 5894, 12335, 14735, 17269, 24670, 29470, 34538, 86345, 172690, 1038607, 2077214, 5193035, 7270249, 10386070, 14540498, 36351245, 72702490]

約数ペア:

[(1, 72702490), (2, 36351245), (5, 14540498), (7, 10386070), (10, 7270249), (14, 5193035), (35, 2077214), (70, 1038607), (421, 172690), (842, 86345), (2105, 34538), (2467, 29470), (2947, 24670), (4210, 17269), (4934, 14735), (5894, 12335)]