87997264

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 186988032

約数和(自身を除く): 98990768

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 67, 83, 86, 92, 134, 166, 172, 184, 268, 332, 344, 368, 536, 664, 688, 989, 1072, 1328, 1541, 1909, 1978, 2881, 3082, 3569, 3818, 3956, 5561, 5762, 6164, 7138, 7636, 7912, 11122, 11524, 12328, 14276, 15272, 15824, 22244, 23048, 24656, 28552, 30544, 44488, 46096, 57104, 66263, 82087, 88976, 127903, 132526, 164174, 239123, 255806, 265052, 328348, 478246, 511612, 530104, 656696, 956492, 1023224, 1060208, 1313392, 1912984, 2046448, 3825968, 5499829, 10999658, 21999316, 43998632, 87997264]

約数ペア:

[(1, 87997264), (2, 43998632), (4, 21999316), (8, 10999658), (16, 5499829), (23, 3825968), (43, 2046448), (46, 1912984), (67, 1313392), (83, 1060208), (86, 1023224), (92, 956492), (134, 656696), (166, 530104), (172, 511612), (184, 478246), (268, 328348), (332, 265052), (344, 255806), (368, 239123), (536, 164174), (664, 132526), (688, 127903), (989, 88976), (1072, 82087), (1328, 66263), (1541, 57104), (1909, 46096), (1978, 44488), (2881, 30544), (3082, 28552), (3569, 24656), (3818, 23048), (3956, 22244), (5561, 15824), (5762, 15272), (6164, 14276), (7138, 12328), (7636, 11524), (7912, 11122)]