161777408

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{48611}}^1$

素因数の和:48640

約数の個数: 36

約数和(自身を含む): 347770248

約数和(自身を除く): 185992840

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 48611, 97222, 194444, 388888, 631943, 777776, 1263886, 1555552, 2527772, 3111104, 5055544, 6222208, 10111088, 12444416, 20222176, 40444352, 80888704, 161777408]

約数ペア:

[(1, 161777408), (2, 80888704), (4, 40444352), (8, 20222176), (13, 12444416), (16, 10111088), (26, 6222208), (32, 5055544), (52, 3111104), (64, 2527772), (104, 1555552), (128, 1263886), (208, 777776), (256, 631943), (416, 388888), (832, 194444), (1664, 97222), (3328, 48611)]