68177408

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{10243}}^1$

素因数の和:10274

約数の個数: 40

約数和(自身を含む): 146714568

約数和(自身を除く): 78537160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 10243, 20486, 40972, 81944, 133159, 163888, 266318, 327776, 532636, 655552, 1065272, 1311104, 2130544, 2622208, 4261088, 5244416, 8522176, 17044352, 34088704, 68177408]

約数ペア:

[(1, 68177408), (2, 34088704), (4, 17044352), (8, 8522176), (13, 5244416), (16, 4261088), (26, 2622208), (32, 2130544), (52, 1311104), (64, 1065272), (104, 655552), (128, 532636), (208, 327776), (256, 266318), (416, 163888), (512, 133159), (832, 81944), (1664, 40972), (3328, 20486), (6656, 10243)]