85163888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:905

約数の個数: 40

約数和(自身を含む): 170145360

約数和(自身を除く): 84981472

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 328, 394, 656, 659, 788, 1318, 1576, 2636, 3152, 5272, 8077, 10544, 16154, 27019, 32308, 54038, 64616, 108076, 129232, 129823, 216152, 259646, 432304, 519292, 1038584, 2077168, 5322743, 10645486, 21290972, 42581944, 85163888]

約数ペア:

[(1, 85163888), (2, 42581944), (4, 21290972), (8, 10645486), (16, 5322743), (41, 2077168), (82, 1038584), (164, 519292), (197, 432304), (328, 259646), (394, 216152), (656, 129823), (659, 129232), (788, 108076), (1318, 64616), (1576, 54038), (2636, 32308), (3152, 27019), (5272, 16154), (8077, 10544)]