25071664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{38219}}^1$

素因数の和:38268

約数の個数: 20

約数和(自身を含む): 49762440

約数和(自身を除く): 24690776

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 38219, 76438, 152876, 305752, 611504, 1566979, 3133958, 6267916, 12535832, 25071664]

約数ペア:

[(1, 25071664), (2, 12535832), (4, 6267916), (8, 3133958), (16, 1566979), (41, 611504), (82, 305752), (164, 152876), (328, 76438), (656, 38219)]