79790725

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 117849600

約数和(自身を除く): 38058875

約数列:

[1, 5, 7, 25, 35, 47, 89, 109, 175, 235, 329, 445, 545, 623, 763, 1175, 1645, 2225, 2725, 3115, 3815, 4183, 5123, 8225, 9701, 15575, 19075, 20915, 25615, 29281, 35861, 48505, 67907, 104575, 128075, 146405, 179305, 242525, 339535, 455947, 732025, 896525, 1697675, 2279735, 3191629, 11398675, 15958145, 79790725]

約数ペア:

[(1, 79790725), (5, 15958145), (7, 11398675), (25, 3191629), (35, 2279735), (47, 1697675), (89, 896525), (109, 732025), (175, 455947), (235, 339535), (329, 242525), (445, 179305), (545, 146405), (623, 128075), (763, 104575), (1175, 67907), (1645, 48505), (2225, 35861), (2725, 29281), (3115, 25615), (3815, 20915), (4183, 19075), (5123, 15575), (8225, 9701)]