51538565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 68947200

約数和(自身を除く): 17408635

約数列:

[1, 5, 13, 59, 65, 89, 151, 295, 445, 755, 767, 1157, 1963, 3835, 5251, 5785, 8909, 9815, 13439, 26255, 44545, 67195, 68263, 115817, 174707, 341315, 579085, 792901, 873535, 3964505, 10307713, 51538565]

約数ペア:

[(1, 51538565), (5, 10307713), (13, 3964505), (59, 873535), (65, 792901), (89, 579085), (151, 341315), (295, 174707), (445, 115817), (755, 68263), (767, 67195), (1157, 44545), (1963, 26255), (3835, 13439), (5251, 9815), (5785, 8909)]