713992825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 1097152000

約数和(自身を除く): 383159175

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 157, 175, 325, 455, 785, 1099, 1999, 2041, 2275, 3925, 5495, 9995, 10205, 13993, 14287, 25987, 27475, 49975, 51025, 69965, 71435, 129935, 181909, 313843, 349825, 357175, 649675, 909545, 1569215, 2196901, 4079959, 4547725, 7846075, 10984505, 20399795, 28559713, 54922525, 101998975, 142798565, 713992825]

約数ペア:

[(1, 713992825), (5, 142798565), (7, 101998975), (13, 54922525), (25, 28559713), (35, 20399795), (65, 10984505), (91, 7846075), (157, 4547725), (175, 4079959), (325, 2196901), (455, 1569215), (785, 909545), (1099, 649675), (1999, 357175), (2041, 349825), (2275, 313843), (3925, 181909), (5495, 129935), (9995, 71435), (10205, 69965), (13993, 51025), (14287, 49975), (25987, 27475)]