81124144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1933}}^1$

素因数の和:2045

約数の個数: 40

約数和(自身を含む): 163554512

約数和(自身を除く): 82430368

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1933, 2623, 3866, 5246, 7732, 10492, 15464, 20984, 30928, 41968, 83119, 117913, 166238, 235826, 332476, 471652, 664952, 943304, 1329904, 1886608, 5070259, 10140518, 20281036, 40562072, 81124144]

約数ペア:

[(1, 81124144), (2, 40562072), (4, 20281036), (8, 10140518), (16, 5070259), (43, 1886608), (61, 1329904), (86, 943304), (122, 664952), (172, 471652), (244, 332476), (344, 235826), (488, 166238), (688, 117913), (976, 83119), (1933, 41968), (2623, 30928), (3866, 20984), (5246, 15464), (7732, 10492)]