258014923136

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{401}}^1\times {\mathrm{39581}}^1$

素因数の和:40123

約数の個数: 64

約数和(自身を含む): 519366504960

約数和(自身を除く): 261351581824

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 401, 508, 802, 1016, 1604, 2032, 3208, 4064, 6416, 8128, 12832, 16256, 25664, 39581, 50927, 51328, 79162, 101854, 158324, 203708, 316648, 407416, 633296, 814832, 1266592, 1629664, 2533184, 3259328, 5026787, 5066368, 6518656, 10053574, 15871981, 20107148, 31743962, 40214296, 63487924, 80428592, 126975848, 160857184, 253951696, 321714368, 507903392, 643428736, 1015806784, 2015741587, 2031613568, 4031483174, 8062966348, 16125932696, 32251865392, 64503730784, 129007461568, 258014923136]

約数ペア:

[(1, 258014923136), (2, 129007461568), (4, 64503730784), (8, 32251865392), (16, 16125932696), (32, 8062966348), (64, 4031483174), (127, 2031613568), (128, 2015741587), (254, 1015806784), (401, 643428736), (508, 507903392), (802, 321714368), (1016, 253951696), (1604, 160857184), (2032, 126975848), (3208, 80428592), (4064, 63487924), (6416, 40214296), (8128, 31743962), (12832, 20107148), (16256, 15871981), (25664, 10053574), (39581, 6518656), (50927, 5066368), (51328, 5026787), (79162, 3259328), (101854, 2533184), (158324, 1629664), (203708, 1266592), (316648, 814832), (407416, 633296)]