89304880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{159473}}^1$

素因数の和:159493

約数の個数: 40

約数和(自身を含む): 237297312

約数和(自身を除く): 147992432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 159473, 318946, 637892, 797365, 1116311, 1275784, 1594730, 2232622, 2551568, 3189460, 4465244, 5581555, 6378920, 8930488, 11163110, 12757840, 17860976, 22326220, 44652440, 89304880]

約数ペア:

[(1, 89304880), (2, 44652440), (4, 22326220), (5, 17860976), (7, 12757840), (8, 11163110), (10, 8930488), (14, 6378920), (16, 5581555), (20, 4465244), (28, 3189460), (35, 2551568), (40, 2232622), (56, 1594730), (70, 1275784), (80, 1116311), (112, 797365), (140, 637892), (280, 318946), (560, 159473)]