51780365

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{359}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 76930560

約数和(自身を除く): 25150195

約数列:

[1, 5, 7, 13, 35, 65, 91, 317, 359, 455, 1585, 1795, 2219, 2513, 4121, 4667, 11095, 12565, 20605, 23335, 28847, 32669, 113803, 144235, 163345, 569015, 796621, 1479439, 3983105, 7397195, 10356073, 51780365]

約数ペア:

[(1, 51780365), (5, 10356073), (7, 7397195), (13, 3983105), (35, 1479439), (65, 796621), (91, 569015), (317, 163345), (359, 144235), (455, 113803), (1585, 32669), (1795, 28847), (2219, 23335), (2513, 20605), (4121, 12565), (4667, 11095)]