81425328

素因数分解:

$2^4\times 3^1\times {\mathrm{223}}^1\times {\mathrm{7607}}^1$

素因数の和:7841

約数の個数: 40

約数和(自身を含む): 211319808

約数和(自身を除く): 129894480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 223, 446, 669, 892, 1338, 1784, 2676, 3568, 5352, 7607, 10704, 15214, 22821, 30428, 45642, 60856, 91284, 121712, 182568, 365136, 1696361, 3392722, 5089083, 6785444, 10178166, 13570888, 20356332, 27141776, 40712664, 81425328]

約数ペア:

[(1, 81425328), (2, 40712664), (3, 27141776), (4, 20356332), (6, 13570888), (8, 10178166), (12, 6785444), (16, 5089083), (24, 3392722), (48, 1696361), (223, 365136), (446, 182568), (669, 121712), (892, 91284), (1338, 60856), (1784, 45642), (2676, 30428), (3568, 22821), (5352, 15214), (7607, 10704)]