129899975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 181113408

約数和(自身を除く): 51213433

約数列:

[1, 5, 17, 23, 25, 85, 97, 115, 137, 391, 425, 485, 575, 685, 1649, 1955, 2231, 2329, 2425, 3151, 3425, 8245, 9775, 11155, 11645, 13289, 15755, 37927, 41225, 53567, 55775, 58225, 66445, 78775, 189635, 225913, 267835, 305647, 332225, 948175, 1129565, 1339175, 1528235, 5195999, 5647825, 7641175, 25979995, 129899975]

約数ペア:

[(1, 129899975), (5, 25979995), (17, 7641175), (23, 5647825), (25, 5195999), (85, 1528235), (97, 1339175), (115, 1129565), (137, 948175), (391, 332225), (425, 305647), (485, 267835), (575, 225913), (685, 189635), (1649, 78775), (1955, 66445), (2231, 58225), (2329, 55775), (2425, 53567), (3151, 41225), (3425, 37927), (8245, 15755), (9775, 13289), (11155, 11645)]