305890208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1609}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 650369160

約数和(自身を除く): 344478952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 457, 914, 1609, 1828, 3218, 3656, 5941, 6436, 7312, 11882, 12872, 14624, 20917, 23764, 25744, 41834, 47528, 51488, 83668, 95056, 167336, 190112, 334672, 669344, 735313, 1470626, 2941252, 5882504, 9559069, 11765008, 19118138, 23530016, 38236276, 76472552, 152945104, 305890208]

約数ペア:

[(1, 305890208), (2, 152945104), (4, 76472552), (8, 38236276), (13, 23530016), (16, 19118138), (26, 11765008), (32, 9559069), (52, 5882504), (104, 2941252), (208, 1470626), (416, 735313), (457, 669344), (914, 334672), (1609, 190112), (1828, 167336), (3218, 95056), (3656, 83668), (5941, 51488), (6436, 47528), (7312, 41834), (11882, 25744), (12872, 23764), (14624, 20917)]