79953440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71387}}^1$

素因数の和:71409

約数の個数: 48

約数和(自身を含む): 215877312

約数和(自身を除く): 135923872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71387, 142774, 285548, 356935, 499709, 571096, 713870, 999418, 1142192, 1427740, 1998836, 2284384, 2498545, 2855480, 3997672, 4997090, 5710960, 7995344, 9994180, 11421920, 15990688, 19988360, 39976720, 79953440]

約数ペア:

[(1, 79953440), (2, 39976720), (4, 19988360), (5, 15990688), (7, 11421920), (8, 9994180), (10, 7995344), (14, 5710960), (16, 4997090), (20, 3997672), (28, 2855480), (32, 2498545), (35, 2284384), (40, 1998836), (56, 1427740), (70, 1142192), (80, 999418), (112, 713870), (140, 571096), (160, 499709), (224, 356935), (280, 285548), (560, 142774), (1120, 71387)]