399694496

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 801561600

約数和(自身を除く): 401867104

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 223, 316, 446, 632, 709, 892, 1264, 1418, 1784, 2528, 2836, 3568, 5672, 7136, 11344, 17617, 22688, 35234, 56011, 70468, 112022, 140936, 158107, 224044, 281872, 316214, 448088, 563744, 632428, 896176, 1264856, 1792352, 2529712, 5059424, 12490453, 24980906, 49961812, 99923624, 199847248, 399694496]

約数ペア:

[(1, 399694496), (2, 199847248), (4, 99923624), (8, 49961812), (16, 24980906), (32, 12490453), (79, 5059424), (158, 2529712), (223, 1792352), (316, 1264856), (446, 896176), (632, 632428), (709, 563744), (892, 448088), (1264, 316214), (1418, 281872), (1784, 224044), (2528, 158107), (2836, 140936), (3568, 112022), (5672, 70468), (7136, 56011), (11344, 35234), (17617, 22688)]