129218225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 166364352

約数和(自身を除く): 37146127

約数列:

[1, 5, 25, 43, 71, 215, 355, 1075, 1693, 1775, 3053, 8465, 15265, 42325, 72799, 76325, 120203, 363995, 601015, 1819975, 3005075, 5168729, 25843645, 129218225]

約数ペア:

[(1, 129218225), (5, 25843645), (25, 5168729), (43, 3005075), (71, 1819975), (215, 601015), (355, 363995), (1075, 120203), (1693, 76325), (1775, 72799), (3053, 42325), (8465, 15265)]