80717.00000000

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 56681856

約数和(自身を除く): 22827698

約数列:

[1, 2, 13, 26, 43, 86, 107, 214, 283, 559, 566, 1118, 1391, 2782, 3679, 4601, 7358, 9202, 12169, 24338, 30281, 59813, 60562, 119626, 158197, 316394, 393653, 787306, 1302083, 2604166, 16927079, 33854158]

約数ペア:

[(1, 33854158), (2, 16927079), (13, 2604166), (26, 1302083), (43, 787306), (86, 393653), (107, 316394), (214, 158197), (283, 119626), (559, 60562), (566, 59813), (1118, 30281), (1391, 24338), (2782, 12169), (3679, 9202), (4601, 7358)]