199900912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13249}}^1$

素因数の和:13321

約数の個数: 40

約数和(自身を含む): 414036000

約数和(自身を除く): 214135088

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1886, 3772, 7544, 13249, 15088, 26498, 52996, 105992, 211984, 304727, 543209, 609454, 1086418, 1218908, 2172836, 2437816, 4345672, 4875632, 8691344, 12493807, 24987614, 49975228, 99950456, 199900912]

約数ペア:

[(1, 199900912), (2, 99950456), (4, 49975228), (8, 24987614), (16, 12493807), (23, 8691344), (41, 4875632), (46, 4345672), (82, 2437816), (92, 2172836), (164, 1218908), (184, 1086418), (328, 609454), (368, 543209), (656, 304727), (943, 211984), (1886, 105992), (3772, 52996), (7544, 26498), (13249, 15088)]