129156775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1301}}^1$

素因数の和:1360

約数の個数: 36

約数和(自身を含む): 184535064

約数和(自身を除く): 55378289

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 361, 475, 1045, 1301, 1805, 3971, 5225, 6505, 9025, 14311, 19855, 24719, 32525, 71555, 99275, 123595, 271909, 357775, 469661, 617975, 1359545, 2348305, 5166271, 6797725, 11741525, 25831355, 129156775]

約数ペア:

[(1, 129156775), (5, 25831355), (11, 11741525), (19, 6797725), (25, 5166271), (55, 2348305), (95, 1359545), (209, 617975), (275, 469661), (361, 357775), (475, 271909), (1045, 123595), (1301, 99275), (1805, 71555), (3971, 32525), (5225, 24719), (6505, 19855), (9025, 14311)]