68443225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1619}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 90396000

約数和(自身を除く): 21952775

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1619, 1691, 2225, 8095, 8455, 30761, 40475, 42275, 144091, 153805, 720455, 769025, 2737729, 3602275, 13688645, 68443225]

約数ペア:

[(1, 68443225), (5, 13688645), (19, 3602275), (25, 2737729), (89, 769025), (95, 720455), (445, 153805), (475, 144091), (1619, 42275), (1691, 40475), (2225, 30761), (8095, 8455)]