1377897872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8291}}^1$

素因数の和:8376

約数の個数: 80

約数和(自身を含む): 3109300992

約数和(自身を除く): 1731403120

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 208, 221, 272, 376, 442, 611, 752, 799, 884, 1222, 1598, 1768, 2444, 3196, 3536, 4888, 6392, 8291, 9776, 10387, 12784, 16582, 20774, 33164, 41548, 66328, 83096, 107783, 132656, 140947, 166192, 215566, 281894, 389677, 431132, 563788, 779354, 862264, 1127576, 1558708, 1724528, 1832311, 2255152, 3117416, 3664622, 5065801, 6234832, 6624509, 7329244, 10131602, 13249018, 14658488, 20263204, 26498036, 29316976, 40526408, 52996072, 81052816, 86118617, 105992144, 172237234, 344474468, 688948936, 1377897872]

約数ペア:

[(1, 1377897872), (2, 688948936), (4, 344474468), (8, 172237234), (13, 105992144), (16, 86118617), (17, 81052816), (26, 52996072), (34, 40526408), (47, 29316976), (52, 26498036), (68, 20263204), (94, 14658488), (104, 13249018), (136, 10131602), (188, 7329244), (208, 6624509), (221, 6234832), (272, 5065801), (376, 3664622), (442, 3117416), (611, 2255152), (752, 1832311), (799, 1724528), (884, 1558708), (1222, 1127576), (1598, 862264), (1768, 779354), (2444, 563788), (3196, 431132), (3536, 389677), (4888, 281894), (6392, 215566), (8291, 166192), (9776, 140947), (10387, 132656), (12784, 107783), (16582, 83096), (20774, 66328), (33164, 41548)]