72087808

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{21661}}^1$

素因数の和:21690

約数の個数: 36

約数和(自身を含む): 154969948

約数和(自身を除く): 82882140

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 21661, 43322, 86644, 173288, 281593, 346576, 563186, 693152, 1126372, 1386304, 2252744, 2772608, 4505488, 5545216, 9010976, 18021952, 36043904, 72087808]

約数ペア:

[(1, 72087808), (2, 36043904), (4, 18021952), (8, 9010976), (13, 5545216), (16, 4505488), (26, 2772608), (32, 2252744), (52, 1386304), (64, 1126372), (104, 693152), (128, 563186), (208, 346576), (256, 281593), (416, 173288), (832, 86644), (1664, 43322), (3328, 21661)]