161248256

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{12113}}^1$

素因数の和:12146

約数の個数: 44

約数和(自身を含む): 347163012

約数和(自身を除く): 185914756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 12113, 13312, 24226, 48452, 96904, 157469, 193808, 314938, 387616, 629876, 775232, 1259752, 1550464, 2519504, 3100928, 5039008, 6201856, 10078016, 12403712, 20156032, 40312064, 80624128, 161248256]

約数ペア:

[(1, 161248256), (2, 80624128), (4, 40312064), (8, 20156032), (13, 12403712), (16, 10078016), (26, 6201856), (32, 5039008), (52, 3100928), (64, 2519504), (104, 1550464), (128, 1259752), (208, 775232), (256, 629876), (416, 387616), (512, 314938), (832, 193808), (1024, 157469), (1664, 96904), (3328, 48452), (6656, 24226), (12113, 13312)]