38885548

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 80057376

約数和(自身を除く): 41171828

約数列:

[1, 2, 4, 13, 23, 26, 41, 46, 52, 61, 82, 92, 122, 164, 169, 244, 299, 338, 533, 598, 676, 793, 943, 1066, 1196, 1403, 1586, 1886, 2132, 2501, 2806, 3172, 3772, 3887, 5002, 5612, 6929, 7774, 10004, 10309, 12259, 13858, 15548, 18239, 20618, 24518, 27716, 32513, 36478, 41236, 49036, 57523, 65026, 72956, 115046, 130052, 159367, 230092, 237107, 318734, 422669, 474214, 637468, 747799, 845338, 948428, 1495598, 1690676, 2991196, 9721387, 19442774, 38885548]

約数ペア:

[(1, 38885548), (2, 19442774), (4, 9721387), (13, 2991196), (23, 1690676), (26, 1495598), (41, 948428), (46, 845338), (52, 747799), (61, 637468), (82, 474214), (92, 422669), (122, 318734), (164, 237107), (169, 230092), (244, 159367), (299, 130052), (338, 115046), (533, 72956), (598, 65026), (676, 57523), (793, 49036), (943, 41236), (1066, 36478), (1196, 32513), (1403, 27716), (1586, 24518), (1886, 20618), (2132, 18239), (2501, 15548), (2806, 13858), (3172, 12259), (3772, 10309), (3887, 10004), (5002, 7774), (5612, 6929)]