28861325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1151}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 38568960

約数和(自身を除く): 9707635

約数列:

[1, 5, 17, 25, 59, 85, 295, 425, 1003, 1151, 1475, 5015, 5755, 19567, 25075, 28775, 67909, 97835, 339545, 489175, 1154453, 1697725, 5772265, 28861325]

約数ペア:

[(1, 28861325), (5, 5772265), (17, 1697725), (25, 1154453), (59, 489175), (85, 339545), (295, 97835), (425, 67909), (1003, 28775), (1151, 25075), (1475, 19567), (5015, 5755)]