164915968

素因数分解:

$2^8\times 7^2\times {\mathrm{13147}}^1$

素因数の和:13177

約数の個数: 54

約数和(自身を含む): 382961796

約数和(自身を除く): 218045828

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 13147, 26294, 52588, 92029, 105176, 184058, 210352, 368116, 420704, 644203, 736232, 841408, 1288406, 1472464, 1682816, 2576812, 2944928, 3365632, 5153624, 5889856, 10307248, 11779712, 20614496, 23559424, 41228992, 82457984, 164915968]

約数ペア:

[(1, 164915968), (2, 82457984), (4, 41228992), (7, 23559424), (8, 20614496), (14, 11779712), (16, 10307248), (28, 5889856), (32, 5153624), (49, 3365632), (56, 2944928), (64, 2576812), (98, 1682816), (112, 1472464), (128, 1288406), (196, 841408), (224, 736232), (256, 644203), (392, 420704), (448, 368116), (784, 210352), (896, 184058), (1568, 105176), (1792, 92029), (3136, 52588), (6272, 26294), (12544, 13147)]