51169760

素因数分解:

$2^5\times 5^1\times {\mathrm{319811}}^1$

素因数の和:319826

約数の個数: 24

約数和(自身を含む): 120888936

約数和(自身を除く): 69719176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 319811, 639622, 1279244, 1599055, 2558488, 3198110, 5116976, 6396220, 10233952, 12792440, 25584880, 51169760]

約数ペア:

[(1, 51169760), (2, 25584880), (4, 12792440), (5, 10233952), (8, 6396220), (10, 5116976), (16, 3198110), (20, 2558488), (32, 1599055), (40, 1279244), (80, 639622), (160, 319811)]