51187305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 93768192

約数和(自身を除く): 42580887

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 101, 113, 115, 195, 299, 303, 339, 345, 505, 565, 897, 1313, 1469, 1495, 1515, 1695, 2323, 2599, 3939, 4407, 4485, 6565, 6969, 7345, 7797, 11413, 11615, 12995, 19695, 22035, 30199, 33787, 34239, 34845, 38985, 57065, 90597, 101361, 148369, 150995, 168935, 171195, 262499, 445107, 452985, 506805, 741845, 787497, 1312495, 2225535, 3412487, 3937485, 10237461, 17062435, 51187305]

約数ペア:

[(1, 51187305), (3, 17062435), (5, 10237461), (13, 3937485), (15, 3412487), (23, 2225535), (39, 1312495), (65, 787497), (69, 741845), (101, 506805), (113, 452985), (115, 445107), (195, 262499), (299, 171195), (303, 168935), (339, 150995), (345, 148369), (505, 101361), (565, 90597), (897, 57065), (1313, 38985), (1469, 34845), (1495, 34239), (1515, 33787), (1695, 30199), (2323, 22035), (2599, 19695), (3939, 12995), (4407, 11615), (4485, 11413), (6565, 7797), (6969, 7345)]