72397208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16189}}^1$

素因数の和:16251

約数の個数: 32

約数和(自身を含む): 149595600

約数和(自身を除く): 77198392

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 16189, 32378, 64756, 129512, 210457, 420914, 696127, 841828, 1392254, 1683656, 2784508, 5569016, 9049651, 18099302, 36198604, 72397208]

約数ペア:

[(1, 72397208), (2, 36198604), (4, 18099302), (8, 9049651), (13, 5569016), (26, 2784508), (43, 1683656), (52, 1392254), (86, 841828), (104, 696127), (172, 420914), (344, 210457), (559, 129512), (1118, 64756), (2236, 32378), (4472, 16189)]