80878525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 125380864

約数和(自身を除く): 44502339

約数列:

[1, 5, 7, 13, 25, 35, 65, 73, 91, 175, 325, 365, 455, 487, 511, 949, 1825, 2275, 2435, 2555, 3409, 4745, 6331, 6643, 12175, 12775, 17045, 23725, 31655, 33215, 35551, 44317, 85225, 158275, 166075, 177755, 221585, 248857, 462163, 888775, 1107925, 1244285, 2310815, 3235141, 6221425, 11554075, 16175705, 80878525]

約数ペア:

[(1, 80878525), (5, 16175705), (7, 11554075), (13, 6221425), (25, 3235141), (35, 2310815), (65, 1244285), (73, 1107925), (91, 888775), (175, 462163), (325, 248857), (365, 221585), (455, 177755), (487, 166075), (511, 158275), (949, 85225), (1825, 44317), (2275, 35551), (2435, 33215), (2555, 31655), (3409, 23725), (4745, 17045), (6331, 12775), (6643, 12175)]