51990505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 76826880

約数和(自身を除く): 24836375

約数列:

[1, 5, 7, 17, 35, 59, 85, 119, 295, 413, 595, 1003, 1481, 2065, 5015, 7021, 7405, 10367, 25177, 35105, 51835, 87379, 125885, 176239, 436895, 611653, 881195, 1485443, 3058265, 7427215, 10398101, 51990505]

約数ペア:

[(1, 51990505), (5, 10398101), (7, 7427215), (17, 3058265), (35, 1485443), (59, 881195), (85, 611653), (119, 436895), (295, 176239), (413, 125885), (595, 87379), (1003, 51835), (1481, 35105), (2065, 25177), (5015, 10367), (7021, 7405)]