201225856

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{120929}}^1$

素因数の和:120956

約数の個数: 32

約数和(自身を含む): 431720100

約数和(自身を除く): 230494244

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 120929, 241858, 483716, 967432, 1572077, 1934864, 3144154, 3869728, 6288308, 7739456, 12576616, 15478912, 25153232, 50306464, 100612928, 201225856]

約数ペア:

[(1, 201225856), (2, 100612928), (4, 50306464), (8, 25153232), (13, 15478912), (16, 12576616), (26, 7739456), (32, 6288308), (52, 3869728), (64, 3144154), (104, 1934864), (128, 1572077), (208, 967432), (416, 483716), (832, 241858), (1664, 120929)]