128551467905

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1855

約数の個数: 96

約数和(自身を含む): 187878362112

約数和(自身を除く): 59326894207

約数列:

[1, 5, 7, 35, 47, 49, 71, 97, 235, 245, 329, 355, 485, 497, 679, 1621, 1645, 2303, 2485, 3337, 3395, 3479, 4559, 4753, 6887, 8105, 11347, 11515, 16685, 17395, 22795, 23359, 23765, 31913, 34435, 48209, 56735, 76187, 79429, 115091, 116795, 157237, 159565, 163513, 223391, 241045, 323689, 337463, 380935, 397145, 533309, 575455, 786185, 805637, 817565, 1100659, 1116955, 1618445, 1687315, 2265823, 2666545, 3733163, 4028185, 5409277, 5503295, 5639459, 7390139, 7704613, 11163827, 11329115, 15860761, 18665815, 27046385, 28197295, 36950695, 37864939, 38523065, 51730973, 55819135, 78146789, 79303805, 189324695, 258654865, 265054573, 362116811, 390733945, 524699869, 547027523, 1325272865, 1810584055, 2623499345, 2735137615, 3672899083, 18364495415, 25710293581, 128551467905]

約数ペア:

[(1, 128551467905), (5, 25710293581), (7, 18364495415), (35, 3672899083), (47, 2735137615), (49, 2623499345), (71, 1810584055), (97, 1325272865), (235, 547027523), (245, 524699869), (329, 390733945), (355, 362116811), (485, 265054573), (497, 258654865), (679, 189324695), (1621, 79303805), (1645, 78146789), (2303, 55819135), (2485, 51730973), (3337, 38523065), (3395, 37864939), (3479, 36950695), (4559, 28197295), (4753, 27046385), (6887, 18665815), (8105, 15860761), (11347, 11329115), (11515, 11163827), (16685, 7704613), (17395, 7390139), (22795, 5639459), (23359, 5503295), (23765, 5409277), (31913, 4028185), (34435, 3733163), (48209, 2666545), (56735, 2265823), (76187, 1687315), (79429, 1618445), (115091, 1116955), (116795, 1100659), (157237, 817565), (159565, 805637), (163513, 786185), (223391, 575455), (241045, 533309), (323689, 397145), (337463, 380935)]