80647528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8713}}^1$

素因数の和:8821

約数の個数: 32

約数和(自身を含む): 164694600

約数和(自身を除く): 84047072

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 8713, 9256, 17426, 34852, 69704, 113269, 226538, 453076, 775457, 906152, 1550914, 3101828, 6203656, 10080941, 20161882, 40323764, 80647528]

約数ペア:

[(1, 80647528), (2, 40323764), (4, 20161882), (8, 10080941), (13, 6203656), (26, 3101828), (52, 1550914), (89, 906152), (104, 775457), (178, 453076), (356, 226538), (712, 113269), (1157, 69704), (2314, 34852), (4628, 17426), (8713, 9256)]