129518350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6871}}^1$

素因数の和:6925

約数の個数: 48

約数和(自身を含む): 268420320

約数和(自身を除く): 138901970

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3770, 6871, 9425, 13742, 18850, 34355, 68710, 89323, 171775, 178646, 199259, 343550, 398518, 446615, 893230, 996295, 1992590, 2233075, 2590367, 4466150, 4981475, 5180734, 9962950, 12951835, 25903670, 64759175, 129518350]

約数ペア:

[(1, 129518350), (2, 64759175), (5, 25903670), (10, 12951835), (13, 9962950), (25, 5180734), (26, 4981475), (29, 4466150), (50, 2590367), (58, 2233075), (65, 1992590), (130, 996295), (145, 893230), (290, 446615), (325, 398518), (377, 343550), (650, 199259), (725, 178646), (754, 171775), (1450, 89323), (1885, 68710), (3770, 34355), (6871, 18850), (9425, 13742)]