90621856

素因数分解:

$2^5\times {\mathrm{13}}^3\times {\mathrm{1289}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 193422600

約数和(自身を除く): 102800744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1289, 1352, 2197, 2578, 2704, 4394, 5156, 5408, 8788, 10312, 16757, 17576, 20624, 33514, 35152, 41248, 67028, 70304, 134056, 217841, 268112, 435682, 536224, 871364, 1742728, 2831933, 3485456, 5663866, 6970912, 11327732, 22655464, 45310928, 90621856]

約数ペア:

[(1, 90621856), (2, 45310928), (4, 22655464), (8, 11327732), (13, 6970912), (16, 5663866), (26, 3485456), (32, 2831933), (52, 1742728), (104, 871364), (169, 536224), (208, 435682), (338, 268112), (416, 217841), (676, 134056), (1289, 70304), (1352, 67028), (2197, 41248), (2578, 35152), (2704, 33514), (4394, 20624), (5156, 17576), (5408, 16757), (8788, 10312)]