19470325

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 29553664

約数和(自身を除く): 10083339

約数列:

[1, 5, 7, 25, 31, 35, 37, 97, 155, 175, 185, 217, 259, 485, 679, 775, 925, 1085, 1147, 1295, 2425, 3007, 3395, 3589, 5425, 5735, 6475, 8029, 15035, 16975, 17945, 21049, 25123, 28675, 40145, 75175, 89725, 105245, 111259, 125615, 200725, 526225, 556295, 628075, 778813, 2781475, 3894065, 19470325]

約数ペア:

[(1, 19470325), (5, 3894065), (7, 2781475), (25, 778813), (31, 628075), (35, 556295), (37, 526225), (97, 200725), (155, 125615), (175, 111259), (185, 105245), (217, 89725), (259, 75175), (485, 40145), (679, 28675), (775, 25123), (925, 21049), (1085, 17945), (1147, 16975), (1295, 15035), (2425, 8029), (3007, 6475), (3395, 5735), (3589, 5425)]