80398448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4657}}^1$

素因数の和:4761

約数の個数: 40

約数和(自身を含む): 169812048

約数和(自身を除く): 89413600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 4657, 8632, 9314, 17264, 18628, 37256, 60541, 74512, 121082, 242164, 386531, 484328, 773062, 968656, 1546124, 3092248, 5024903, 6184496, 10049806, 20099612, 40199224, 80398448]

約数ペア:

[(1, 80398448), (2, 40199224), (4, 20099612), (8, 10049806), (13, 6184496), (16, 5024903), (26, 3092248), (52, 1546124), (83, 968656), (104, 773062), (166, 484328), (208, 386531), (332, 242164), (664, 121082), (1079, 74512), (1328, 60541), (2158, 37256), (4316, 18628), (4657, 17264), (8632, 9314)]